20104622720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3167}}^1$

素因数の和:3315

約数の個数: 256

約数和(自身を含む): 59715532800

約数和(自身を除く): 39610910080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 109, 112, 128, 130, 140, 160, 182, 208, 218, 224, 260, 280, 320, 364, 416, 436, 448, 455, 520, 545, 560, 640, 728, 763, 832, 872, 896, 910, 1040, 1090, 1120, 1417, 1456, 1526, 1664, 1744, 1820, 2080, 2180, 2240, 2834, 2912, 3052, 3167, 3488, 3640, 3815, 4160, 4360, 4480, 5668, 5824, 6104, 6334, 6976, 7085, 7280, 7630, 8320, 8720, 9919, 11336, 11648, 12208, 12668, 13952, 14170, 14560, 15260, 15835, 17440, 19838, 22169, 22672, 24416, 25336, 28340, 29120, 30520, 31670, 34880, 39676, 41171, 44338, 45344, 48832, 49595, 50672, 56680, 58240, 61040, 63340, 69760, 79352, 82342, 88676, 90688, 97664, 99190, 101344, 110845, 113360, 122080, 126680, 158704, 164684, 177352, 181376, 198380, 202688, 205855, 221690, 226720, 244160, 253360, 288197, 317408, 329368, 345203, 354704, 396760, 405376, 411710, 443380, 453440, 488320, 506720, 576394, 634816, 658736, 690406, 709408, 793520, 823420, 886760, 906880, 1013440, 1152788, 1269632, 1317472, 1380812, 1418816, 1440985, 1587040, 1646840, 1726015, 1773520, 2026880, 2305576, 2416421, 2634944, 2761624, 2837632, 2881970, 3174080, 3293680, 3452030, 3547040, 4487639, 4611152, 4832842, 5269888, 5523248, 5763940, 6348160, 6587360, 6904060, 7094080, 8975278, 9222304, 9665684, 11046496, 11527880, 12082105, 13174720, 13808120, 14188160, 17950556, 18444608, 19331368, 22092992, 22438195, 23055760, 24164210, 26349440, 27616240, 31413473, 35901112, 36889216, 38662736, 44185984, 44876390, 46111520, 48328420, 55232480, 62826946, 71802224, 77325472, 89752780, 92223040, 96656840, 110464960, 125653892, 143604448, 154650944, 157067365, 179505560, 184446080, 193313680, 220929920, 251307784, 287208896, 309301888, 314134730, 359011120, 386627360, 502615568, 574417792, 628269460, 718022240, 773254720, 1005231136, 1256538920, 1436044480, 1546509440, 2010462272, 2513077840, 2872088960, 4020924544, 5026155680, 10052311360, 20104622720]

約数ペア:

[(1, 20104622720), (2, 10052311360), (4, 5026155680), (5, 4020924544), (7, 2872088960), (8, 2513077840), (10, 2010462272), (13, 1546509440), (14, 1436044480), (16, 1256538920), (20, 1005231136), (26, 773254720), (28, 718022240), (32, 628269460), (35, 574417792), (40, 502615568), (52, 386627360), (56, 359011120), (64, 314134730), (65, 309301888), (70, 287208896), (80, 251307784), (91, 220929920), (104, 193313680), (109, 184446080), (112, 179505560), (128, 157067365), (130, 154650944), (140, 143604448), (160, 125653892), (182, 110464960), (208, 96656840), (218, 92223040), (224, 89752780), (260, 77325472), (280, 71802224), (320, 62826946), (364, 55232480), (416, 48328420), (436, 46111520), (448, 44876390), (455, 44185984), (520, 38662736), (545, 36889216), (560, 35901112), (640, 31413473), (728, 27616240), (763, 26349440), (832, 24164210), (872, 23055760), (896, 22438195), (910, 22092992), (1040, 19331368), (1090, 18444608), (1120, 17950556), (1417, 14188160), (1456, 13808120), (1526, 13174720), (1664, 12082105), (1744, 11527880), (1820, 11046496), (2080, 9665684), (2180, 9222304), (2240, 8975278), (2834, 7094080), (2912, 6904060), (3052, 6587360), (3167, 6348160), (3488, 5763940), (3640, 5523248), (3815, 5269888), (4160, 4832842), (4360, 4611152), (4480, 4487639), (5668, 3547040), (5824, 3452030), (6104, 3293680), (6334, 3174080), (6976, 2881970), (7085, 2837632), (7280, 2761624), (7630, 2634944), (8320, 2416421), (8720, 2305576), (9919, 2026880), (11336, 1773520), (11648, 1726015), (12208, 1646840), (12668, 1587040), (13952, 1440985), (14170, 1418816), (14560, 1380812), (15260, 1317472), (15835, 1269632), (17440, 1152788), (19838, 1013440), (22169, 906880), (22672, 886760), (24416, 823420), (25336, 793520), (28340, 709408), (29120, 690406), (30520, 658736), (31670, 634816), (34880, 576394), (39676, 506720), (41171, 488320), (44338, 453440), (45344, 443380), (48832, 411710), (49595, 405376), (50672, 396760), (56680, 354704), (58240, 345203), (61040, 329368), (63340, 317408), (69760, 288197), (79352, 253360), (82342, 244160), (88676, 226720), (90688, 221690), (97664, 205855), (99190, 202688), (101344, 198380), (110845, 181376), (113360, 177352), (122080, 164684), (126680, 158704)]