255912816

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1193}}^1$

素因数の和:1354

約数の個数: 80

約数和(自身を含む): 684018720

約数和(自身を除く): 428105904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 109, 123, 164, 218, 246, 327, 328, 436, 492, 654, 656, 872, 984, 1193, 1308, 1744, 1968, 2386, 2616, 3579, 4469, 4772, 5232, 7158, 8938, 9544, 13407, 14316, 17876, 19088, 26814, 28632, 35752, 48913, 53628, 57264, 71504, 97826, 107256, 130037, 146739, 195652, 214512, 260074, 293478, 390111, 391304, 520148, 586956, 780222, 782608, 1040296, 1173912, 1560444, 2080592, 2347824, 3120888, 5331517, 6241776, 10663034, 15994551, 21326068, 31989102, 42652136, 63978204, 85304272, 127956408, 255912816]

約数ペア:

[(1, 255912816), (2, 127956408), (3, 85304272), (4, 63978204), (6, 42652136), (8, 31989102), (12, 21326068), (16, 15994551), (24, 10663034), (41, 6241776), (48, 5331517), (82, 3120888), (109, 2347824), (123, 2080592), (164, 1560444), (218, 1173912), (246, 1040296), (327, 782608), (328, 780222), (436, 586956), (492, 520148), (654, 391304), (656, 390111), (872, 293478), (984, 260074), (1193, 214512), (1308, 195652), (1744, 146739), (1968, 130037), (2386, 107256), (2616, 97826), (3579, 71504), (4469, 57264), (4772, 53628), (5232, 48913), (7158, 35752), (8938, 28632), (9544, 26814), (13407, 19088), (14316, 17876)]