12857530480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:747

約数の個数: 160

約数和(自身を含む): 31628600640

約数和(自身を除く): 18771070160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 67, 80, 116, 134, 145, 181, 232, 268, 290, 335, 362, 457, 464, 536, 580, 670, 724, 905, 914, 1072, 1160, 1340, 1448, 1810, 1828, 1943, 2285, 2320, 2680, 2896, 3620, 3656, 3886, 4570, 5249, 5360, 7240, 7312, 7772, 9140, 9715, 10498, 12127, 13253, 14480, 15544, 18280, 19430, 20996, 24254, 26245, 26506, 30619, 31088, 36560, 38860, 41992, 48508, 52490, 53012, 60635, 61238, 66265, 77720, 82717, 83984, 97016, 104980, 106024, 121270, 122476, 132530, 153095, 155440, 165434, 194032, 209960, 212048, 242540, 244952, 265060, 306190, 330868, 351683, 413585, 419920, 485080, 489904, 530120, 612380, 661736, 703366, 827170, 887951, 970160, 1060240, 1224760, 1323472, 1406732, 1654340, 1758415, 1775902, 2398793, 2449520, 2813464, 3308680, 3516830, 3551804, 4439755, 4797586, 5542039, 5626928, 6617360, 7033660, 7103608, 8879510, 9595172, 11084078, 11993965, 14067320, 14207216, 17759020, 19190344, 22168156, 23987930, 27710195, 28134640, 35518040, 38380688, 44336312, 47975860, 55420390, 71036080, 88672624, 95951720, 110840780, 160719131, 191903440, 221681560, 321438262, 443363120, 642876524, 803595655, 1285753048, 1607191310, 2571506096, 3214382620, 6428765240, 12857530480]

約数ペア:

[(1, 12857530480), (2, 6428765240), (4, 3214382620), (5, 2571506096), (8, 1607191310), (10, 1285753048), (16, 803595655), (20, 642876524), (29, 443363120), (40, 321438262), (58, 221681560), (67, 191903440), (80, 160719131), (116, 110840780), (134, 95951720), (145, 88672624), (181, 71036080), (232, 55420390), (268, 47975860), (290, 44336312), (335, 38380688), (362, 35518040), (457, 28134640), (464, 27710195), (536, 23987930), (580, 22168156), (670, 19190344), (724, 17759020), (905, 14207216), (914, 14067320), (1072, 11993965), (1160, 11084078), (1340, 9595172), (1448, 8879510), (1810, 7103608), (1828, 7033660), (1943, 6617360), (2285, 5626928), (2320, 5542039), (2680, 4797586), (2896, 4439755), (3620, 3551804), (3656, 3516830), (3886, 3308680), (4570, 2813464), (5249, 2449520), (5360, 2398793), (7240, 1775902), (7312, 1758415), (7772, 1654340), (9140, 1406732), (9715, 1323472), (10498, 1224760), (12127, 1060240), (13253, 970160), (14480, 887951), (15544, 827170), (18280, 703366), (19430, 661736), (20996, 612380), (24254, 530120), (26245, 489904), (26506, 485080), (30619, 419920), (31088, 413585), (36560, 351683), (38860, 330868), (41992, 306190), (48508, 265060), (52490, 244952), (53012, 242540), (60635, 212048), (61238, 209960), (66265, 194032), (77720, 165434), (82717, 155440), (83984, 153095), (97016, 132530), (104980, 122476), (106024, 121270)]