20290821840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{303029}}^1$

素因数の和:303082

約数の個数: 160

約数和(自身を含む): 72145382400

約数和(自身を除く): 51854560560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 5580, 6696, 7440, 8370, 11160, 13392, 16740, 22320, 33480, 66960, 303029, 606058, 909087, 1212116, 1515145, 1818174, 2424232, 2727261, 3030290, 3636348, 4545435, 4848464, 5454522, 6060580, 7272696, 8181783, 9090870, 9393899, 10909044, 12121160, 13636305, 14545392, 16363566, 18181740, 18787798, 21818088, 24242320, 27272610, 28181697, 32727132, 36363480, 37575596, 40908915, 43636176, 46969495, 54545220, 56363394, 65454264, 72726960, 75151192, 81817830, 84545091, 93938990, 109090440, 112726788, 130908528, 140908485, 150302384, 163635660, 169090182, 187877980, 218180880, 225453576, 253635273, 281816970, 327271320, 338180364, 375755960, 422725455, 450907152, 507270546, 563633940, 654542640, 676360728, 751511920, 845450910, 1014541092, 1127267880, 1268176365, 1352721456, 1690901820, 2029082184, 2254535760, 2536352730, 3381803640, 4058164368, 5072705460, 6763607280, 10145410920, 20290821840]

約数ペア:

[(1, 20290821840), (2, 10145410920), (3, 6763607280), (4, 5072705460), (5, 4058164368), (6, 3381803640), (8, 2536352730), (9, 2254535760), (10, 2029082184), (12, 1690901820), (15, 1352721456), (16, 1268176365), (18, 1127267880), (20, 1014541092), (24, 845450910), (27, 751511920), (30, 676360728), (31, 654542640), (36, 563633940), (40, 507270546), (45, 450907152), (48, 422725455), (54, 375755960), (60, 338180364), (62, 327271320), (72, 281816970), (80, 253635273), (90, 225453576), (93, 218180880), (108, 187877980), (120, 169090182), (124, 163635660), (135, 150302384), (144, 140908485), (155, 130908528), (180, 112726788), (186, 109090440), (216, 93938990), (240, 84545091), (248, 81817830), (270, 75151192), (279, 72726960), (310, 65454264), (360, 56363394), (372, 54545220), (432, 46969495), (465, 43636176), (496, 40908915), (540, 37575596), (558, 36363480), (620, 32727132), (720, 28181697), (744, 27272610), (837, 24242320), (930, 21818088), (1080, 18787798), (1116, 18181740), (1240, 16363566), (1395, 14545392), (1488, 13636305), (1674, 12121160), (1860, 10909044), (2160, 9393899), (2232, 9090870), (2480, 8181783), (2790, 7272696), (3348, 6060580), (3720, 5454522), (4185, 4848464), (4464, 4545435), (5580, 3636348), (6696, 3030290), (7440, 2727261), (8370, 2424232), (11160, 1818174), (13392, 1515145), (16740, 1212116), (22320, 909087), (33480, 606058), (66960, 303029)]