90718578

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:676

約数の個数: 72

約数和(自身を含む): 216822528

約数和(自身を除く): 126103950

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 361, 414, 437, 607, 722, 874, 1083, 1214, 1311, 1821, 2166, 2622, 3249, 3642, 3933, 5463, 6498, 7866, 8303, 10926, 11533, 13961, 16606, 23066, 24909, 27922, 34599, 41883, 49818, 69198, 74727, 83766, 103797, 125649, 149454, 207594, 219127, 251298, 265259, 438254, 530518, 657381, 795777, 1314762, 1591554, 1972143, 2387331, 3944286, 4774662, 5039921, 10079842, 15119763, 30239526, 45359289, 90718578]

約数ペア:

[(1, 90718578), (2, 45359289), (3, 30239526), (6, 15119763), (9, 10079842), (18, 5039921), (19, 4774662), (23, 3944286), (38, 2387331), (46, 1972143), (57, 1591554), (69, 1314762), (114, 795777), (138, 657381), (171, 530518), (207, 438254), (342, 265259), (361, 251298), (414, 219127), (437, 207594), (607, 149454), (722, 125649), (874, 103797), (1083, 83766), (1214, 74727), (1311, 69198), (1821, 49818), (2166, 41883), (2622, 34599), (3249, 27922), (3642, 24909), (3933, 23066), (5463, 16606), (6498, 13961), (7866, 11533), (8303, 10926)]