222514280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{577}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 519367680

約数和(自身を除く): 296853400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 311, 577, 620, 622, 1154, 1240, 1244, 1555, 2308, 2488, 2885, 3110, 4616, 5770, 6220, 9641, 11540, 12440, 17887, 19282, 23080, 35774, 38564, 48205, 71548, 77128, 89435, 96410, 143096, 178870, 179447, 192820, 357740, 358894, 385640, 715480, 717788, 897235, 1435576, 1794470, 3588940, 5562857, 7177880, 11125714, 22251428, 27814285, 44502856, 55628570, 111257140, 222514280]

約数ペア:

[(1, 222514280), (2, 111257140), (4, 55628570), (5, 44502856), (8, 27814285), (10, 22251428), (20, 11125714), (31, 7177880), (40, 5562857), (62, 3588940), (124, 1794470), (155, 1435576), (248, 897235), (310, 717788), (311, 715480), (577, 385640), (620, 358894), (622, 357740), (1154, 192820), (1240, 179447), (1244, 178870), (1555, 143096), (2308, 96410), (2488, 89435), (2885, 77128), (3110, 71548), (4616, 48205), (5770, 38564), (6220, 35774), (9641, 23080), (11540, 19282), (12440, 17887)]