422177560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2309}}^1$

素因数の和:2980

約数の個数: 64

約数和(自身を含む): 1087732800

約数和(自身を除く): 665555240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 653, 1306, 2309, 2612, 3265, 4571, 4618, 5224, 6530, 9142, 9236, 11545, 13060, 16163, 18284, 18472, 22855, 23090, 26120, 32326, 36568, 45710, 46180, 64652, 80815, 91420, 92360, 129304, 161630, 182840, 323260, 646520, 1507777, 3015554, 6031108, 7538885, 10554439, 12062216, 15077770, 21108878, 30155540, 42217756, 52772195, 60311080, 84435512, 105544390, 211088780, 422177560]

約数ペア:

[(1, 422177560), (2, 211088780), (4, 105544390), (5, 84435512), (7, 60311080), (8, 52772195), (10, 42217756), (14, 30155540), (20, 21108878), (28, 15077770), (35, 12062216), (40, 10554439), (56, 7538885), (70, 6031108), (140, 3015554), (280, 1507777), (653, 646520), (1306, 323260), (2309, 182840), (2612, 161630), (3265, 129304), (4571, 92360), (4618, 91420), (5224, 80815), (6530, 64652), (9142, 46180), (9236, 45710), (11545, 36568), (13060, 32326), (16163, 26120), (18284, 23090), (18472, 22855)]