289955880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18731}}^1$

素因数の和:18791

約数の個数: 96

約数和(自身を含む): 964323360

約数和(自身を除く): 674367480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 18731, 37462, 56193, 74924, 93655, 112386, 149848, 168579, 187310, 224772, 280965, 337158, 374620, 449544, 561930, 674316, 749240, 805433, 842895, 1123860, 1348632, 1610866, 1685790, 2247720, 2416299, 3221732, 3371580, 4027165, 4832598, 6443464, 6743160, 7248897, 8054330, 9665196, 12081495, 14497794, 16108660, 19330392, 24162990, 28995588, 32217320, 36244485, 48325980, 57991176, 72488970, 96651960, 144977940, 289955880]

約数ペア:

[(1, 289955880), (2, 144977940), (3, 96651960), (4, 72488970), (5, 57991176), (6, 48325980), (8, 36244485), (9, 32217320), (10, 28995588), (12, 24162990), (15, 19330392), (18, 16108660), (20, 14497794), (24, 12081495), (30, 9665196), (36, 8054330), (40, 7248897), (43, 6743160), (45, 6443464), (60, 4832598), (72, 4027165), (86, 3371580), (90, 3221732), (120, 2416299), (129, 2247720), (172, 1685790), (180, 1610866), (215, 1348632), (258, 1123860), (344, 842895), (360, 805433), (387, 749240), (430, 674316), (516, 561930), (645, 449544), (774, 374620), (860, 337158), (1032, 280965), (1290, 224772), (1548, 187310), (1720, 168579), (1935, 149848), (2580, 112386), (3096, 93655), (3870, 74924), (5160, 56193), (7740, 37462), (15480, 18731)]