20807840880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:869

約数の個数: 480

約数和(自身を含む): 78593898240

約数和(自身を除く): 57786057360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 131, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 262, 272, 285, 304, 306, 323, 340, 342, 360, 380, 393, 408, 456, 510, 524, 570, 612, 646, 655, 680, 683, 684, 720, 760, 765, 786, 816, 855, 912, 969, 1020, 1048, 1140, 1179, 1224, 1292, 1310, 1360, 1366, 1368, 1520, 1530, 1572, 1615, 1710, 1938, 1965, 2040, 2049, 2096, 2227, 2280, 2358, 2448, 2489, 2584, 2620, 2732, 2736, 2907, 3060, 3144, 3230, 3415, 3420, 3876, 3930, 4080, 4098, 4454, 4560, 4716, 4845, 4978, 5168, 5240, 5464, 5814, 5895, 6120, 6147, 6288, 6460, 6681, 6830, 6840, 7467, 7752, 7860, 8196, 8908, 9432, 9690, 9956, 10245, 10480, 10928, 11135, 11611, 11628, 11790, 12240, 12294, 12445, 12920, 12977, 13362, 13660, 13680, 14535, 14934, 15504, 15720, 16392, 17816, 18864, 19380, 19912, 20043, 20490, 22270, 22401, 23222, 23256, 23580, 24588, 24890, 25840, 25954, 26724, 27320, 29070, 29868, 30735, 31440, 32784, 33405, 34833, 35632, 37335, 38760, 38931, 39824, 40086, 40980, 42313, 44540, 44802, 46444, 46512, 47160, 49176, 49780, 51908, 53448, 54640, 58055, 58140, 59736, 61470, 64885, 66810, 69666, 74670, 77520, 77862, 80172, 81960, 84626, 89080, 89473, 89604, 92888, 94320, 98352, 99560, 100215, 103816, 104499, 106896, 112005, 116110, 116280, 116793, 119472, 122940, 126939, 129770, 133620, 139332, 149340, 155724, 160344, 163920, 169252, 174165, 178160, 178946, 179208, 185776, 194655, 199120, 200430, 207632, 208998, 211565, 220609, 224010, 232220, 232560, 233586, 245880, 253878, 259540, 267240, 268419, 278664, 298680, 311448, 320688, 338504, 348330, 357892, 358416, 380817, 389310, 400860, 417996, 423130, 441218, 447365, 448020, 464440, 467172, 491760, 507756, 519080, 522495, 534480, 536838, 557328, 583965, 597360, 622896, 634695, 661827, 677008, 696660, 715784, 761634, 778620, 801720, 805257, 835992, 846260, 882436, 894730, 896040, 928880, 934344, 1015512, 1038160, 1044990, 1073676, 1103045, 1167930, 1269390, 1323654, 1342095, 1393320, 1431568, 1521041, 1523268, 1557240, 1603440, 1610514, 1671984, 1692520, 1699987, 1764872, 1789460, 1792080, 1868688, 1904085, 1985481, 2031024, 2089980, 2147352, 2206090, 2335860, 2538780, 2647308, 2684190, 2786640, 3042082, 3046536, 3114480, 3221028, 3309135, 3385040, 3399974, 3529744, 3578920, 3808170, 3970962, 4026285, 4179960, 4294704, 4412180, 4563123, 4671720, 5077560, 5099961, 5294616, 5368380, 6084164, 6093072, 6442056, 6618270, 6799948, 7157840, 7605205, 7616340, 7941924, 8052570, 8359920, 8499935, 8824360, 9126246, 9343440, 9927405, 10155120, 10199922, 10589232, 10736760, 12168328, 12884112, 13236540, 13599896, 13689369, 15210410, 15232680, 15299883, 15883848, 16105140, 16999870, 17648720, 18252492, 19854810, 20399844, 21473520, 22815615, 24336656, 25499805, 26473080, 27199792, 27378738, 28899779, 30420820, 30465360, 30599766, 31767696, 32210280, 33999740, 36504984, 39709620, 40799688, 45631230, 50999610, 52946160, 54757476, 57799558, 60841640, 61199532, 64420560, 67999480, 68446845, 73009968, 76499415, 79419240, 81599376, 86699337, 91262460, 101999220, 109514952, 115599116, 121683280, 122399064, 135998960, 136893690, 144498895, 152998830, 158838480, 173398674, 182524920, 203998440, 219029904, 231198232, 244798128, 260098011, 273787380, 288997790, 305997660, 346797348, 365049840, 407996880, 433496685, 462396464, 520196022, 547574760, 577995580, 611995320, 693594696, 866993370, 1040392044, 1095149520, 1155991160, 1223990640, 1300490055, 1387189392, 1733986740, 2080784088, 2311982320, 2600980110, 3467973480, 4161568176, 5201960220, 6935946960, 10403920440, 20807840880]

約数ペア:

[(1, 20807840880), (2, 10403920440), (3, 6935946960), (4, 5201960220), (5, 4161568176), (6, 3467973480), (8, 2600980110), (9, 2311982320), (10, 2080784088), (12, 1733986740), (15, 1387189392), (16, 1300490055), (17, 1223990640), (18, 1155991160), (19, 1095149520), (20, 1040392044), (24, 866993370), (30, 693594696), (34, 611995320), (36, 577995580), (38, 547574760), (40, 520196022), (45, 462396464), (48, 433496685), (51, 407996880), (57, 365049840), (60, 346797348), (68, 305997660), (72, 288997790), (76, 273787380), (80, 260098011), (85, 244798128), (90, 231198232), (95, 219029904), (102, 203998440), (114, 182524920), (120, 173398674), (131, 158838480), (136, 152998830), (144, 144498895), (152, 136893690), (153, 135998960), (170, 122399064), (171, 121683280), (180, 115599116), (190, 109514952), (204, 101999220), (228, 91262460), (240, 86699337), (255, 81599376), (262, 79419240), (272, 76499415), (285, 73009968), (304, 68446845), (306, 67999480), (323, 64420560), (340, 61199532), (342, 60841640), (360, 57799558), (380, 54757476), (393, 52946160), (408, 50999610), (456, 45631230), (510, 40799688), (524, 39709620), (570, 36504984), (612, 33999740), (646, 32210280), (655, 31767696), (680, 30599766), (683, 30465360), (684, 30420820), (720, 28899779), (760, 27378738), (765, 27199792), (786, 26473080), (816, 25499805), (855, 24336656), (912, 22815615), (969, 21473520), (1020, 20399844), (1048, 19854810), (1140, 18252492), (1179, 17648720), (1224, 16999870), (1292, 16105140), (1310, 15883848), (1360, 15299883), (1366, 15232680), (1368, 15210410), (1520, 13689369), (1530, 13599896), (1572, 13236540), (1615, 12884112), (1710, 12168328), (1938, 10736760), (1965, 10589232), (2040, 10199922), (2049, 10155120), (2096, 9927405), (2227, 9343440), (2280, 9126246), (2358, 8824360), (2448, 8499935), (2489, 8359920), (2584, 8052570), (2620, 7941924), (2732, 7616340), (2736, 7605205), (2907, 7157840), (3060, 6799948), (3144, 6618270), (3230, 6442056), (3415, 6093072), (3420, 6084164), (3876, 5368380), (3930, 5294616), (4080, 5099961), (4098, 5077560), (4454, 4671720), (4560, 4563123), (4716, 4412180), (4845, 4294704), (4978, 4179960), (5168, 4026285), (5240, 3970962), (5464, 3808170), (5814, 3578920), (5895, 3529744), (6120, 3399974), (6147, 3385040), (6288, 3309135), (6460, 3221028), (6681, 3114480), (6830, 3046536), (6840, 3042082), (7467, 2786640), (7752, 2684190), (7860, 2647308), (8196, 2538780), (8908, 2335860), (9432, 2206090), (9690, 2147352), (9956, 2089980), (10245, 2031024), (10480, 1985481), (10928, 1904085), (11135, 1868688), (11611, 1792080), (11628, 1789460), (11790, 1764872), (12240, 1699987), (12294, 1692520), (12445, 1671984), (12920, 1610514), (12977, 1603440), (13362, 1557240), (13660, 1523268), (13680, 1521041), (14535, 1431568), (14934, 1393320), (15504, 1342095), (15720, 1323654), (16392, 1269390), (17816, 1167930), (18864, 1103045), (19380, 1073676), (19912, 1044990), (20043, 1038160), (20490, 1015512), (22270, 934344), (22401, 928880), (23222, 896040), (23256, 894730), (23580, 882436), (24588, 846260), (24890, 835992), (25840, 805257), (25954, 801720), (26724, 778620), (27320, 761634), (29070, 715784), (29868, 696660), (30735, 677008), (31440, 661827), (32784, 634695), (33405, 622896), (34833, 597360), (35632, 583965), (37335, 557328), (38760, 536838), (38931, 534480), (39824, 522495), (40086, 519080), (40980, 507756), (42313, 491760), (44540, 467172), (44802, 464440), (46444, 448020), (46512, 447365), (47160, 441218), (49176, 423130), (49780, 417996), (51908, 400860), (53448, 389310), (54640, 380817), (58055, 358416), (58140, 357892), (59736, 348330), (61470, 338504), (64885, 320688), (66810, 311448), (69666, 298680), (74670, 278664), (77520, 268419), (77862, 267240), (80172, 259540), (81960, 253878), (84626, 245880), (89080, 233586), (89473, 232560), (89604, 232220), (92888, 224010), (94320, 220609), (98352, 211565), (99560, 208998), (100215, 207632), (103816, 200430), (104499, 199120), (106896, 194655), (112005, 185776), (116110, 179208), (116280, 178946), (116793, 178160), (119472, 174165), (122940, 169252), (126939, 163920), (129770, 160344), (133620, 155724), (139332, 149340)]