72231992

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 161533440

約数和(自身を除く): 89301448

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 71, 74, 142, 148, 259, 284, 296, 491, 497, 518, 568, 982, 994, 1036, 1964, 1988, 2072, 2627, 3437, 3928, 3976, 5254, 6874, 10508, 13748, 18167, 18389, 21016, 27496, 34861, 36334, 36778, 69722, 72668, 73556, 127169, 139444, 145336, 147112, 244027, 254338, 278888, 488054, 508676, 976108, 1017352, 1289857, 1952216, 2579714, 5159428, 9028999, 10318856, 18057998, 36115996, 72231992]

約数ペア:

[(1, 72231992), (2, 36115996), (4, 18057998), (7, 10318856), (8, 9028999), (14, 5159428), (28, 2579714), (37, 1952216), (56, 1289857), (71, 1017352), (74, 976108), (142, 508676), (148, 488054), (259, 278888), (284, 254338), (296, 244027), (491, 147112), (497, 145336), (518, 139444), (568, 127169), (982, 73556), (994, 72668), (1036, 69722), (1964, 36778), (1988, 36334), (2072, 34861), (2627, 27496), (3437, 21016), (3928, 18389), (3976, 18167), (5254, 13748), (6874, 10508)]