81475128

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1$

素因数の和:1321

約数の個数: 96

約数和(自身を含む): 254217600

約数和(自身を除く): 172742472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 139, 168, 252, 278, 417, 504, 556, 834, 973, 1112, 1163, 1251, 1668, 1946, 2326, 2502, 2919, 3336, 3489, 3892, 4652, 5004, 5838, 6978, 7784, 8141, 8757, 9304, 10008, 10467, 11676, 13956, 16282, 17514, 20934, 23352, 24423, 27912, 32564, 35028, 41868, 48846, 65128, 70056, 73269, 83736, 97692, 146538, 161657, 195384, 293076, 323314, 484971, 586152, 646628, 969942, 1131599, 1293256, 1454913, 1939884, 2263198, 2909826, 3394797, 3879768, 4526396, 5819652, 6789594, 9052792, 10184391, 11639304, 13579188, 20368782, 27158376, 40737564, 81475128]

約数ペア:

[(1, 81475128), (2, 40737564), (3, 27158376), (4, 20368782), (6, 13579188), (7, 11639304), (8, 10184391), (9, 9052792), (12, 6789594), (14, 5819652), (18, 4526396), (21, 3879768), (24, 3394797), (28, 2909826), (36, 2263198), (42, 1939884), (56, 1454913), (63, 1293256), (72, 1131599), (84, 969942), (126, 646628), (139, 586152), (168, 484971), (252, 323314), (278, 293076), (417, 195384), (504, 161657), (556, 146538), (834, 97692), (973, 83736), (1112, 73269), (1163, 70056), (1251, 65128), (1668, 48846), (1946, 41868), (2326, 35028), (2502, 32564), (2919, 27912), (3336, 24423), (3489, 23352), (3892, 20934), (4652, 17514), (5004, 16282), (5838, 13956), (6978, 11676), (7784, 10467), (8141, 10008), (8757, 9304)]