664331536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1783}}^1$

素因数の和:1904

約数の個数: 80

約数和(自身を含む): 1473298560

約数和(自身を除く): 808967024

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 73, 88, 116, 146, 176, 232, 292, 319, 464, 584, 638, 803, 1168, 1276, 1606, 1783, 2117, 2552, 3212, 3566, 4234, 5104, 6424, 7132, 8468, 12848, 14264, 16936, 19613, 23287, 28528, 33872, 39226, 46574, 51707, 78452, 93148, 103414, 130159, 156904, 186296, 206828, 260318, 313808, 372592, 413656, 520636, 568777, 827312, 1041272, 1137554, 1431749, 2082544, 2275108, 2863498, 3774611, 4550216, 5726996, 7549222, 9100432, 11453992, 15098444, 22907984, 30196888, 41520721, 60393776, 83041442, 166082884, 332165768, 664331536]

約数ペア:

[(1, 664331536), (2, 332165768), (4, 166082884), (8, 83041442), (11, 60393776), (16, 41520721), (22, 30196888), (29, 22907984), (44, 15098444), (58, 11453992), (73, 9100432), (88, 7549222), (116, 5726996), (146, 4550216), (176, 3774611), (232, 2863498), (292, 2275108), (319, 2082544), (464, 1431749), (584, 1137554), (638, 1041272), (803, 827312), (1168, 568777), (1276, 520636), (1606, 413656), (1783, 372592), (2117, 313808), (2552, 260318), (3212, 206828), (3566, 186296), (4234, 156904), (5104, 130159), (6424, 103414), (7132, 93148), (8468, 78452), (12848, 51707), (14264, 46574), (16936, 39226), (19613, 33872), (23287, 28528)]