20281712640

素因数分解:

$2^{13}\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 896

約数和(自身を含む): 83797079040

約数和(自身を除く): 63515366400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 28, 30, 32, 34, 35, 38, 40, 42, 48, 51, 56, 57, 60, 64, 68, 70, 73, 76, 80, 84, 85, 95, 96, 102, 105, 112, 114, 119, 120, 128, 133, 136, 140, 146, 152, 160, 168, 170, 190, 192, 204, 210, 219, 224, 228, 238, 240, 255, 256, 266, 272, 280, 285, 292, 304, 320, 323, 336, 340, 357, 365, 380, 384, 399, 408, 420, 438, 448, 456, 476, 480, 510, 511, 512, 532, 544, 560, 570, 584, 595, 608, 640, 646, 665, 672, 680, 714, 730, 760, 768, 798, 816, 840, 876, 896, 912, 952, 960, 969, 1020, 1022, 1024, 1064, 1088, 1095, 1120, 1140, 1168, 1190, 1216, 1241, 1280, 1292, 1330, 1344, 1360, 1387, 1428, 1460, 1520, 1533, 1536, 1596, 1615, 1632, 1680, 1752, 1785, 1792, 1824, 1904, 1920, 1938, 1995, 2040, 2044, 2048, 2128, 2176, 2190, 2240, 2261, 2280, 2336, 2380, 2432, 2482, 2555, 2560, 2584, 2660, 2688, 2720, 2774, 2856, 2920, 3040, 3066, 3072, 3192, 3230, 3264, 3360, 3504, 3570, 3584, 3648, 3723, 3808, 3840, 3876, 3990, 4080, 4088, 4096, 4161, 4256, 4352, 4380, 4480, 4522, 4560, 4672, 4760, 4845, 4864, 4964, 5110, 5120, 5168, 5320, 5376, 5440, 5548, 5712, 5840, 6080, 6132, 6144, 6205, 6384, 6460, 6528, 6720, 6783, 6935, 7008, 7140, 7168, 7296, 7446, 7616, 7665, 7680, 7752, 7980, 8160, 8176, 8192, 8322, 8512, 8687, 8704, 8760, 8960, 9044, 9120, 9344, 9520, 9690, 9709, 9728, 9928, 10220, 10240, 10336, 10640, 10752, 10880, 11096, 11305, 11424, 11680, 12160, 12264, 12288, 12410, 12768, 12920, 13056, 13440, 13566, 13870, 14016, 14280, 14336, 14592, 14892, 15232, 15330, 15360, 15504, 15960, 16320, 16352, 16644, 17024, 17374, 17408, 17520, 17920, 18088, 18240, 18615, 18688, 19040, 19380, 19418, 19456, 19856, 20440, 20480, 20672, 20805, 21280, 21504, 21760, 22192, 22610, 22848, 23360, 23579, 24320, 24528, 24576, 24820, 25536, 25840, 26061, 26112, 26880, 27132, 27740, 28032, 28560, 28672, 29127, 29184, 29784, 30464, 30660, 30720, 31008, 31920, 32640, 32704, 33288, 33915, 34048, 34748, 34816, 35040, 35840, 36176, 36480, 37230, 37376, 38080, 38760, 38836, 38912, 39712, 40880, 40960, 41344, 41610, 42560, 43008, 43435, 43520, 44384, 45220, 45696, 46720, 47158, 48545, 48640, 49056, 49640, 51072, 51680, 52122, 52224, 53760, 54264, 55480, 56064, 57120, 57344, 58254, 58368, 59568, 60928, 61320, 61440, 62016, 63840, 65280, 65408, 66576, 67830, 68096, 69496, 69632, 70080, 70737, 71680, 72352, 72960, 74460, 74752, 76160, 77520, 77672, 77824, 79424, 81760, 82688, 83220, 85120, 86016, 86870, 87040, 88768, 90440, 91392, 93440, 94316, 97090, 97280, 98112, 99280, 102144, 103360, 104244, 104448, 107520, 108528, 110960, 112128, 114240, 116508, 116736, 117895, 119136, 121856, 122640, 122880, 124032, 127680, 130305, 130560, 130816, 133152, 135660, 136192, 138992, 139264, 140160, 141474, 143360, 144704, 145635, 145920, 148920, 149504, 152320, 155040, 155344, 155648, 158848, 163520, 165053, 165376, 166440, 170240, 172032, 173740, 174080, 177536, 180880, 182784, 186880, 188632, 194180, 194560, 196224, 198560, 204288, 206720, 208488, 208896, 215040, 217056, 221920, 224256, 228480, 233016, 233472, 235790, 238272, 243712, 245280, 248064, 255360, 260610, 261120, 261632, 266304, 271320, 272384, 277984, 280320, 282948, 286720, 289408, 291270, 291840, 297840, 299008, 304640, 310080, 310688, 317696, 327040, 330106, 330752, 332880, 340480, 347480, 348160, 353685, 355072, 361760, 365568, 373760, 377264, 388360, 389120, 392448, 397120, 408576, 413440, 416976, 417792, 430080, 434112, 443840, 448512, 456960, 466032, 466944, 471580, 476544, 487424, 490560, 495159, 496128, 510720, 521220, 522240, 523264, 532608, 542640, 544768, 555968, 560640, 565896, 578816, 582540, 583680, 595680, 598016, 609280, 620160, 621376, 635392, 654080, 660212, 661504, 665760, 680960, 694960, 696320, 707370, 710144, 723520, 731136, 747520, 754528, 776720, 778240, 784896, 794240, 817152, 825265, 826880, 833952, 860160, 868224, 887680, 897024, 913920, 932064, 943160, 953088, 974848, 981120, 990318, 992256, 1021440, 1042440, 1044480, 1046528, 1065216, 1085280, 1089536, 1111936, 1121280, 1131792, 1157632, 1165080, 1167360, 1191360, 1218560, 1240320, 1242752, 1270784, 1308160, 1320424, 1323008, 1331520, 1361920, 1389920, 1414740, 1420288, 1447040, 1462272, 1495040, 1509056, 1553440, 1569792, 1588480, 1634304, 1650530, 1653760, 1667904, 1736448, 1775360, 1794048, 1827840, 1864128, 1886320, 1906176, 1962240, 1980636, 1984512, 2042880, 2084880, 2088960, 2093056, 2130432, 2170560, 2223872, 2242560, 2263584, 2315264, 2330160, 2334720, 2382720, 2437120, 2475795, 2480640, 2485504, 2541568, 2616320, 2640848, 2646016, 2663040, 2723840, 2779840, 2829480, 2840576, 2894080, 2924544, 2990080, 3018112, 3106880, 3139584, 3176960, 3268608, 3301060, 3307520, 3335808, 3472896, 3550720, 3655680, 3728256, 3772640, 3812352, 3924480, 3961272, 3969024, 4085760, 4169760, 4186112, 4260864, 4341120, 4447744, 4485120, 4527168, 4630528, 4660320, 4765440, 4874240, 4951590, 4961280, 4971008, 5083136, 5232640, 5281696, 5326080, 5447680, 5559680, 5658960, 5681152, 5788160, 6036224, 6213760, 6279168, 6353920, 6602120, 6615040, 6671616, 6945792, 7101440, 7311360, 7456512, 7545280, 7624704, 7848960, 7922544, 7938048, 8171520, 8339520, 8521728, 8682240, 8895488, 8970240, 9054336, 9261056, 9320640, 9530880, 9903180, 9922560, 9942016, 10166272, 10465280, 10563392, 10652160, 11119360, 11317920, 11362304, 11576320, 12072448, 12427520, 12558336, 12707840, 13204240, 13230080, 13343232, 13891584, 14202880, 14622720, 14913024, 15090560, 15249408, 15697920, 15845088, 16343040, 16679040, 17043456, 17364480, 17790976, 18108672, 18522112, 18641280, 19061760, 19806360, 19845120, 19884032, 20930560, 21126784, 21304320, 22238720, 22635840, 23152640, 24144896, 24855040, 25415680, 26408480, 26686464, 27783168, 28405760, 29826048, 30181120, 30498816, 31395840, 31690176, 33358080, 34086912, 34728960, 35581952, 36217344, 37282560, 38123520, 39612720, 39690240, 39768064, 42253568, 42608640, 44477440, 45271680, 46305280, 48289792, 49710080, 50831360, 52816960, 53372928, 55566336, 56811520, 59652096, 60362240, 62791680, 63380352, 66716160, 69457920, 71163904, 72434688, 74565120, 76247040, 79225440, 79536128, 84507136, 85217280, 88954880, 90543360, 92610560, 96579584, 99420160, 105633920, 106745856, 119304192, 120724480, 126760704, 133432320, 138915840, 144869376, 149130240, 152494080, 158450880, 169014272, 170434560, 177909760, 181086720, 193159168, 198840320, 211267840, 213491712, 238608384, 241448960, 253521408, 266864640, 277831680, 289738752, 298260480, 316901760, 338028544, 355819520, 362173440, 397680640, 422535680, 482897920, 507042816, 533729280, 579477504, 596520960, 633803520, 676057088, 724346880, 845071360, 965795840, 1014085632, 1067458560, 1193041920, 1267607040, 1352114176, 1448693760, 1690142720, 2028171264, 2535214080, 2897387520, 3380285440, 4056342528, 5070428160, 6760570880, 10140856320, 20281712640]

約数ペア:

[(1, 20281712640), (2, 10140856320), (3, 6760570880), (4, 5070428160), (5, 4056342528), (6, 3380285440), (7, 2897387520), (8, 2535214080), (10, 2028171264), (12, 1690142720), (14, 1448693760), (15, 1352114176), (16, 1267607040), (17, 1193041920), (19, 1067458560), (20, 1014085632), (21, 965795840), (24, 845071360), (28, 724346880), (30, 676057088), (32, 633803520), (34, 596520960), (35, 579477504), (38, 533729280), (40, 507042816), (42, 482897920), (48, 422535680), (51, 397680640), (56, 362173440), (57, 355819520), (60, 338028544), (64, 316901760), (68, 298260480), (70, 289738752), (73, 277831680), (76, 266864640), (80, 253521408), (84, 241448960), (85, 238608384), (95, 213491712), (96, 211267840), (102, 198840320), (105, 193159168), (112, 181086720), (114, 177909760), (119, 170434560), (120, 169014272), (128, 158450880), (133, 152494080), (136, 149130240), (140, 144869376), (146, 138915840), (152, 133432320), (160, 126760704), (168, 120724480), (170, 119304192), (190, 106745856), (192, 105633920), (204, 99420160), (210, 96579584), (219, 92610560), (224, 90543360), (228, 88954880), (238, 85217280), (240, 84507136), (255, 79536128), (256, 79225440), (266, 76247040), (272, 74565120), (280, 72434688), (285, 71163904), (292, 69457920), (304, 66716160), (320, 63380352), (323, 62791680), (336, 60362240), (340, 59652096), (357, 56811520), (365, 55566336), (380, 53372928), (384, 52816960), (399, 50831360), (408, 49710080), (420, 48289792), (438, 46305280), (448, 45271680), (456, 44477440), (476, 42608640), (480, 42253568), (510, 39768064), (511, 39690240), (512, 39612720), (532, 38123520), (544, 37282560), (560, 36217344), (570, 35581952), (584, 34728960), (595, 34086912), (608, 33358080), (640, 31690176), (646, 31395840), (665, 30498816), (672, 30181120), (680, 29826048), (714, 28405760), (730, 27783168), (760, 26686464), (768, 26408480), (798, 25415680), (816, 24855040), (840, 24144896), (876, 23152640), (896, 22635840), (912, 22238720), (952, 21304320), (960, 21126784), (969, 20930560), (1020, 19884032), (1022, 19845120), (1024, 19806360), (1064, 19061760), (1088, 18641280), (1095, 18522112), (1120, 18108672), (1140, 17790976), (1168, 17364480), (1190, 17043456), (1216, 16679040), (1241, 16343040), (1280, 15845088), (1292, 15697920), (1330, 15249408), (1344, 15090560), (1360, 14913024), (1387, 14622720), (1428, 14202880), (1460, 13891584), (1520, 13343232), (1533, 13230080), (1536, 13204240), (1596, 12707840), (1615, 12558336), (1632, 12427520), (1680, 12072448), (1752, 11576320), (1785, 11362304), (1792, 11317920), (1824, 11119360), (1904, 10652160), (1920, 10563392), (1938, 10465280), (1995, 10166272), (2040, 9942016), (2044, 9922560), (2048, 9903180), (2128, 9530880), (2176, 9320640), (2190, 9261056), (2240, 9054336), (2261, 8970240), (2280, 8895488), (2336, 8682240), (2380, 8521728), (2432, 8339520), (2482, 8171520), (2555, 7938048), (2560, 7922544), (2584, 7848960), (2660, 7624704), (2688, 7545280), (2720, 7456512), (2774, 7311360), (2856, 7101440), (2920, 6945792), (3040, 6671616), (3066, 6615040), (3072, 6602120), (3192, 6353920), (3230, 6279168), (3264, 6213760), (3360, 6036224), (3504, 5788160), (3570, 5681152), (3584, 5658960), (3648, 5559680), (3723, 5447680), (3808, 5326080), (3840, 5281696), (3876, 5232640), (3990, 5083136), (4080, 4971008), (4088, 4961280), (4096, 4951590), (4161, 4874240), (4256, 4765440), (4352, 4660320), (4380, 4630528), (4480, 4527168), (4522, 4485120), (4560, 4447744), (4672, 4341120), (4760, 4260864), (4845, 4186112), (4864, 4169760), (4964, 4085760), (5110, 3969024), (5120, 3961272), (5168, 3924480), (5320, 3812352), (5376, 3772640), (5440, 3728256), (5548, 3655680), (5712, 3550720), (5840, 3472896), (6080, 3335808), (6132, 3307520), (6144, 3301060), (6205, 3268608), (6384, 3176960), (6460, 3139584), (6528, 3106880), (6720, 3018112), (6783, 2990080), (6935, 2924544), (7008, 2894080), (7140, 2840576), (7168, 2829480), (7296, 2779840), (7446, 2723840), (7616, 2663040), (7665, 2646016), (7680, 2640848), (7752, 2616320), (7980, 2541568), (8160, 2485504), (8176, 2480640), (8192, 2475795), (8322, 2437120), (8512, 2382720), (8687, 2334720), (8704, 2330160), (8760, 2315264), (8960, 2263584), (9044, 2242560), (9120, 2223872), (9344, 2170560), (9520, 2130432), (9690, 2093056), (9709, 2088960), (9728, 2084880), (9928, 2042880), (10220, 1984512), (10240, 1980636), (10336, 1962240), (10640, 1906176), (10752, 1886320), (10880, 1864128), (11096, 1827840), (11305, 1794048), (11424, 1775360), (11680, 1736448), (12160, 1667904), (12264, 1653760), (12288, 1650530), (12410, 1634304), (12768, 1588480), (12920, 1569792), (13056, 1553440), (13440, 1509056), (13566, 1495040), (13870, 1462272), (14016, 1447040), (14280, 1420288), (14336, 1414740), (14592, 1389920), (14892, 1361920), (15232, 1331520), (15330, 1323008), (15360, 1320424), (15504, 1308160), (15960, 1270784), (16320, 1242752), (16352, 1240320), (16644, 1218560), (17024, 1191360), (17374, 1167360), (17408, 1165080), (17520, 1157632), (17920, 1131792), (18088, 1121280), (18240, 1111936), (18615, 1089536), (18688, 1085280), (19040, 1065216), (19380, 1046528), (19418, 1044480), (19456, 1042440), (19856, 1021440), (20440, 992256), (20480, 990318), (20672, 981120), (20805, 974848), (21280, 953088), (21504, 943160), (21760, 932064), (22192, 913920), (22610, 897024), (22848, 887680), (23360, 868224), (23579, 860160), (24320, 833952), (24528, 826880), (24576, 825265), (24820, 817152), (25536, 794240), (25840, 784896), (26061, 778240), (26112, 776720), (26880, 754528), (27132, 747520), (27740, 731136), (28032, 723520), (28560, 710144), (28672, 707370), (29127, 696320), (29184, 694960), (29784, 680960), (30464, 665760), (30660, 661504), (30720, 660212), (31008, 654080), (31920, 635392), (32640, 621376), (32704, 620160), (33288, 609280), (33915, 598016), (34048, 595680), (34748, 583680), (34816, 582540), (35040, 578816), (35840, 565896), (36176, 560640), (36480, 555968), (37230, 544768), (37376, 542640), (38080, 532608), (38760, 523264), (38836, 522240), (38912, 521220), (39712, 510720), (40880, 496128), (40960, 495159), (41344, 490560), (41610, 487424), (42560, 476544), (43008, 471580), (43435, 466944), (43520, 466032), (44384, 456960), (45220, 448512), (45696, 443840), (46720, 434112), (47158, 430080), (48545, 417792), (48640, 416976), (49056, 413440), (49640, 408576), (51072, 397120), (51680, 392448), (52122, 389120), (52224, 388360), (53760, 377264), (54264, 373760), (55480, 365568), (56064, 361760), (57120, 355072), (57344, 353685), (58254, 348160), (58368, 347480), (59568, 340480), (60928, 332880), (61320, 330752), (61440, 330106), (62016, 327040), (63840, 317696), (65280, 310688), (65408, 310080), (66576, 304640), (67830, 299008), (68096, 297840), (69496, 291840), (69632, 291270), (70080, 289408), (70737, 286720), (71680, 282948), (72352, 280320), (72960, 277984), (74460, 272384), (74752, 271320), (76160, 266304), (77520, 261632), (77672, 261120), (77824, 260610), (79424, 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