280250856

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{271}}^2$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 776197890

約数和(自身を除く): 495947034

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 271, 318, 424, 477, 542, 636, 813, 954, 1084, 1272, 1626, 1908, 2168, 2439, 3252, 3816, 4878, 6504, 9756, 14363, 19512, 28726, 43089, 57452, 73441, 86178, 114904, 129267, 146882, 172356, 220323, 258534, 293764, 344712, 440646, 517068, 587528, 660969, 881292, 1034136, 1321938, 1762584, 2643876, 3892373, 5287752, 7784746, 11677119, 15569492, 23354238, 31138984, 35031357, 46708476, 70062714, 93416952, 140125428, 280250856]

約数ペア:

[(1, 280250856), (2, 140125428), (3, 93416952), (4, 70062714), (6, 46708476), (8, 35031357), (9, 31138984), (12, 23354238), (18, 15569492), (24, 11677119), (36, 7784746), (53, 5287752), (72, 3892373), (106, 2643876), (159, 1762584), (212, 1321938), (271, 1034136), (318, 881292), (424, 660969), (477, 587528), (542, 517068), (636, 440646), (813, 344712), (954, 293764), (1084, 258534), (1272, 220323), (1626, 172356), (1908, 146882), (2168, 129267), (2439, 114904), (3252, 86178), (3816, 73441), (4878, 57452), (6504, 43089), (9756, 28726), (14363, 19512)]