7200721808

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{14879}}^1$

素因数の和:15072

約数の個数: 80

約数和(自身を含む): 16606080000

約数和(自身を除く): 9405358192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 149, 203, 232, 298, 406, 464, 596, 812, 1043, 1192, 1624, 2086, 2384, 3248, 4172, 4321, 8344, 8642, 14879, 16688, 17284, 29758, 30247, 34568, 59516, 60494, 69136, 104153, 119032, 120988, 208306, 238064, 241976, 416612, 431491, 483952, 833224, 862982, 1666448, 1725964, 2216971, 3020437, 3451928, 4433942, 6040874, 6903856, 8867884, 12081748, 15518797, 17735768, 24163496, 31037594, 35471536, 48326992, 62075188, 64292159, 124150376, 128584318, 248300752, 257168636, 450045113, 514337272, 900090226, 1028674544, 1800180452, 3600360904, 7200721808]

約数ペア:

[(1, 7200721808), (2, 3600360904), (4, 1800180452), (7, 1028674544), (8, 900090226), (14, 514337272), (16, 450045113), (28, 257168636), (29, 248300752), (56, 128584318), (58, 124150376), (112, 64292159), (116, 62075188), (149, 48326992), (203, 35471536), (232, 31037594), (298, 24163496), (406, 17735768), (464, 15518797), (596, 12081748), (812, 8867884), (1043, 6903856), (1192, 6040874), (1624, 4433942), (2086, 3451928), (2384, 3020437), (3248, 2216971), (4172, 1725964), (4321, 1666448), (8344, 862982), (8642, 833224), (14879, 483952), (16688, 431491), (17284, 416612), (29758, 241976), (30247, 238064), (34568, 208306), (59516, 120988), (60494, 119032), (69136, 104153)]