20864562400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 432

約数和(自身を含む): 61342323840

約数和(自身を除く): 40477761440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 31, 32, 34, 40, 44, 50, 55, 62, 68, 80, 85, 88, 100, 110, 121, 124, 136, 155, 160, 170, 176, 187, 200, 220, 242, 248, 272, 275, 310, 340, 341, 352, 374, 400, 409, 425, 440, 484, 496, 527, 544, 550, 605, 620, 680, 682, 748, 775, 800, 818, 850, 880, 935, 968, 992, 1054, 1100, 1210, 1240, 1360, 1364, 1496, 1550, 1636, 1700, 1705, 1760, 1870, 1936, 2045, 2057, 2108, 2200, 2420, 2480, 2635, 2720, 2728, 2992, 3025, 3100, 3272, 3400, 3410, 3740, 3751, 3872, 4090, 4114, 4216, 4400, 4499, 4675, 4840, 4960, 5270, 5456, 5797, 5984, 6050, 6200, 6544, 6800, 6820, 6953, 7480, 7502, 8180, 8228, 8432, 8525, 8800, 8998, 9350, 9680, 10225, 10285, 10540, 10912, 11594, 12100, 12400, 12679, 13088, 13175, 13600, 13640, 13906, 14960, 15004, 16360, 16456, 16864, 17050, 17996, 18700, 18755, 19360, 20450, 20570, 21080, 22495, 23188, 24200, 24800, 25358, 26350, 27280, 27812, 28985, 29920, 30008, 32720, 32912, 34100, 34765, 35992, 37400, 37510, 40900, 41140, 42160, 44990, 46376, 48400, 49489, 50716, 51425, 52700, 54560, 55624, 57970, 60016, 63395, 63767, 65440, 65824, 68200, 69530, 71984, 74800, 75020, 76483, 81800, 82280, 84320, 89980, 92752, 93775, 96800, 98978, 101432, 102850, 105400, 111248, 112475, 115940, 120032, 126790, 127534, 136400, 139060, 139469, 143968, 144925, 149600, 150040, 152966, 163600, 164560, 173825, 179960, 185504, 187550, 197956, 202864, 205700, 210800, 215543, 222496, 224950, 231880, 247445, 253580, 255068, 272800, 278120, 278938, 289850, 300080, 305932, 316975, 318835, 327200, 329120, 347650, 359920, 375100, 382415, 395912, 405728, 411400, 421600, 431086, 449900, 463760, 494890, 507160, 510136, 556240, 557876, 579700, 600160, 611864, 633950, 637670, 695300, 697345, 719840, 750200, 764830, 791824, 822800, 841313, 862172, 899800, 927520, 989780, 1014320, 1020272, 1077715, 1112480, 1115752, 1159400, 1223728, 1237225, 1267900, 1275340, 1390600, 1394690, 1500400, 1529660, 1534159, 1583648, 1594175, 1645600, 1682626, 1724344, 1799600, 1912075, 1979560, 2028640, 2040544, 2155430, 2231504, 2318800, 2370973, 2447456, 2474450, 2535800, 2550680, 2781200, 2789380, 3000800, 3059320, 3068318, 3188350, 3365252, 3448688, 3486725, 3599200, 3824150, 3959120, 4206565, 4310860, 4463008, 4637600, 4741946, 4948900, 5071600, 5101360, 5388575, 5562400, 5578760, 6118640, 6136636, 6376700, 6730504, 6897376, 6973450, 7648300, 7670795, 7918240, 8413130, 8621720, 9483892, 9897800, 10143200, 10202720, 10777150, 11157520, 11854865, 12237280, 12273272, 12753400, 13461008, 13946900, 15296600, 15341590, 16826260, 17243440, 18967784, 19795600, 21032825, 21554300, 22315040, 23709730, 24546544, 25506800, 26080703, 26922016, 27893800, 30593200, 30683180, 33652520, 34486880, 37935568, 38353975, 39591200, 42065650, 43108600, 47419460, 49093088, 51013600, 52161406, 55787600, 59274325, 61186400, 61366360, 67305040, 75871136, 76707950, 84131300, 86217200, 94838920, 104322812, 111575200, 118548650, 122732720, 130403515, 134610080, 153415900, 168262600, 172434400, 189677840, 208645624, 237097300, 245465440, 260807030, 306831800, 336525200, 379355680, 417291248, 474194600, 521614060, 613663600, 652017575, 673050400, 834582496, 948389200, 1043228120, 1227327200, 1304035150, 1896778400, 2086456240, 2608070300, 4172912480, 5216140600, 10432281200, 20864562400]

約数ペア:

[(1, 20864562400), (2, 10432281200), (4, 5216140600), (5, 4172912480), (8, 2608070300), (10, 2086456240), (11, 1896778400), (16, 1304035150), (17, 1227327200), (20, 1043228120), (22, 948389200), (25, 834582496), (31, 673050400), (32, 652017575), (34, 613663600), (40, 521614060), (44, 474194600), (50, 417291248), (55, 379355680), (62, 336525200), (68, 306831800), (80, 260807030), (85, 245465440), (88, 237097300), (100, 208645624), (110, 189677840), (121, 172434400), (124, 168262600), (136, 153415900), (155, 134610080), (160, 130403515), (170, 122732720), (176, 118548650), (187, 111575200), (200, 104322812), (220, 94838920), (242, 86217200), (248, 84131300), (272, 76707950), (275, 75871136), (310, 67305040), (340, 61366360), (341, 61186400), (352, 59274325), (374, 55787600), (400, 52161406), (409, 51013600), (425, 49093088), (440, 47419460), (484, 43108600), (496, 42065650), (527, 39591200), (544, 38353975), (550, 37935568), (605, 34486880), (620, 33652520), (680, 30683180), (682, 30593200), (748, 27893800), (775, 26922016), (800, 26080703), (818, 25506800), (850, 24546544), (880, 23709730), (935, 22315040), (968, 21554300), (992, 21032825), (1054, 19795600), (1100, 18967784), (1210, 17243440), (1240, 16826260), (1360, 15341590), (1364, 15296600), (1496, 13946900), (1550, 13461008), (1636, 12753400), (1700, 12273272), (1705, 12237280), (1760, 11854865), (1870, 11157520), (1936, 10777150), (2045, 10202720), (2057, 10143200), (2108, 9897800), (2200, 9483892), (2420, 8621720), (2480, 8413130), (2635, 7918240), (2720, 7670795), (2728, 7648300), (2992, 6973450), (3025, 6897376), (3100, 6730504), (3272, 6376700), (3400, 6136636), (3410, 6118640), (3740, 5578760), (3751, 5562400), (3872, 5388575), (4090, 5101360), (4114, 5071600), (4216, 4948900), (4400, 4741946), (4499, 4637600), (4675, 4463008), (4840, 4310860), (4960, 4206565), (5270, 3959120), (5456, 3824150), (5797, 3599200), (5984, 3486725), (6050, 3448688), (6200, 3365252), (6544, 3188350), (6800, 3068318), (6820, 3059320), (6953, 3000800), (7480, 2789380), (7502, 2781200), (8180, 2550680), (8228, 2535800), (8432, 2474450), (8525, 2447456), (8800, 2370973), (8998, 2318800), (9350, 2231504), (9680, 2155430), (10225, 2040544), (10285, 2028640), (10540, 1979560), (10912, 1912075), (11594, 1799600), (12100, 1724344), (12400, 1682626), (12679, 1645600), (13088, 1594175), (13175, 1583648), (13600, 1534159), (13640, 1529660), (13906, 1500400), (14960, 1394690), (15004, 1390600), (16360, 1275340), (16456, 1267900), (16864, 1237225), (17050, 1223728), (17996, 1159400), (18700, 1115752), (18755, 1112480), (19360, 1077715), (20450, 1020272), (20570, 1014320), (21080, 989780), (22495, 927520), (23188, 899800), (24200, 862172), (24800, 841313), (25358, 822800), (26350, 791824), (27280, 764830), (27812, 750200), (28985, 719840), (29920, 697345), (30008, 695300), (32720, 637670), (32912, 633950), (34100, 611864), (34765, 600160), (35992, 579700), (37400, 557876), (37510, 556240), (40900, 510136), (41140, 507160), (42160, 494890), (44990, 463760), (46376, 449900), (48400, 431086), (49489, 421600), (50716, 411400), (51425, 405728), (52700, 395912), (54560, 382415), (55624, 375100), (57970, 359920), (60016, 347650), (63395, 329120), (63767, 327200), (65440, 318835), (65824, 316975), (68200, 305932), (69530, 300080), (71984, 289850), (74800, 278938), (75020, 278120), (76483, 272800), (81800, 255068), (82280, 253580), (84320, 247445), (89980, 231880), (92752, 224950), (93775, 222496), (96800, 215543), (98978, 210800), (101432, 205700), (102850, 202864), (105400, 197956), (111248, 187550), (112475, 185504), (115940, 179960), (120032, 173825), (126790, 164560), (127534, 163600), (136400, 152966), (139060, 150040), (139469, 149600), (143968, 144925)]