180553984

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 391466880

約数和(自身を除く): 210912896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 227, 239, 256, 416, 454, 478, 832, 908, 956, 1664, 1816, 1912, 2951, 3107, 3328, 3632, 3824, 5902, 6214, 7264, 7648, 11804, 12428, 14528, 15296, 23608, 24856, 29056, 30592, 47216, 49712, 54253, 58112, 61184, 94432, 99424, 108506, 188864, 198848, 217012, 377728, 397696, 434024, 705289, 755456, 795392, 868048, 1410578, 1736096, 2821156, 3472192, 5642312, 6944384, 11284624, 13888768, 22569248, 45138496, 90276992, 180553984]

約数ペア:

[(1, 180553984), (2, 90276992), (4, 45138496), (8, 22569248), (13, 13888768), (16, 11284624), (26, 6944384), (32, 5642312), (52, 3472192), (64, 2821156), (104, 1736096), (128, 1410578), (208, 868048), (227, 795392), (239, 755456), (256, 705289), (416, 434024), (454, 397696), (478, 377728), (832, 217012), (908, 198848), (956, 188864), (1664, 108506), (1816, 99424), (1912, 94432), (2951, 61184), (3107, 58112), (3328, 54253), (3632, 49712), (3824, 47216), (5902, 30592), (6214, 29056), (7264, 24856), (7648, 23608), (11804, 15296), (12428, 14528)]