15678866944

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{21611}}^1$

素因数の和:21751

約数の個数: 80

約数和(自身を含む): 34047977040

約数和(自身を除く): 18369110096

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 128, 208, 218, 256, 416, 436, 512, 832, 872, 1417, 1664, 1744, 2834, 3328, 3488, 5668, 6656, 6976, 11336, 13952, 21611, 22672, 27904, 43222, 45344, 55808, 86444, 90688, 172888, 181376, 280943, 345776, 362752, 561886, 691552, 725504, 1123772, 1383104, 2247544, 2355599, 2766208, 4495088, 4711198, 5532416, 8990176, 9422396, 11064832, 17980352, 18844792, 30622787, 35960704, 37689584, 61245574, 71921408, 75379168, 122491148, 143842816, 150758336, 244982296, 301516672, 489964592, 603033344, 979929184, 1206066688, 1959858368, 3919716736, 7839433472, 15678866944]

約数ペア:

[(1, 15678866944), (2, 7839433472), (4, 3919716736), (8, 1959858368), (13, 1206066688), (16, 979929184), (26, 603033344), (32, 489964592), (52, 301516672), (64, 244982296), (104, 150758336), (109, 143842816), (128, 122491148), (208, 75379168), (218, 71921408), (256, 61245574), (416, 37689584), (436, 35960704), (512, 30622787), (832, 18844792), (872, 17980352), (1417, 11064832), (1664, 9422396), (1744, 8990176), (2834, 5532416), (3328, 4711198), (3488, 4495088), (5668, 2766208), (6656, 2355599), (6976, 2247544), (11336, 1383104), (13952, 1123772), (21611, 725504), (22672, 691552), (27904, 561886), (43222, 362752), (45344, 345776), (55808, 280943), (86444, 181376), (90688, 172888)]