65831640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:849

約数の個数: 128

約数和(自身を含む): 228096000

約数和(自身を除く): 162264360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 719, 763, 840, 872, 1090, 1308, 1438, 1526, 1635, 2157, 2180, 2289, 2616, 2876, 3052, 3270, 3595, 3815, 4314, 4360, 4578, 5033, 5752, 6104, 6540, 7190, 7630, 8628, 9156, 10066, 10785, 11445, 13080, 14380, 15099, 15260, 17256, 18312, 20132, 21570, 22890, 25165, 28760, 30198, 30520, 40264, 43140, 45780, 50330, 60396, 75495, 78371, 86280, 91560, 100660, 120792, 150990, 156742, 201320, 235113, 301980, 313484, 391855, 470226, 548597, 603960, 626968, 783710, 940452, 1097194, 1175565, 1567420, 1645791, 1880904, 2194388, 2351130, 2742985, 3134840, 3291582, 4388776, 4702260, 5485970, 6583164, 8228955, 9404520, 10971940, 13166328, 16457910, 21943880, 32915820, 65831640]

約数ペア:

[(1, 65831640), (2, 32915820), (3, 21943880), (4, 16457910), (5, 13166328), (6, 10971940), (7, 9404520), (8, 8228955), (10, 6583164), (12, 5485970), (14, 4702260), (15, 4388776), (20, 3291582), (21, 3134840), (24, 2742985), (28, 2351130), (30, 2194388), (35, 1880904), (40, 1645791), (42, 1567420), (56, 1175565), (60, 1097194), (70, 940452), (84, 783710), (105, 626968), (109, 603960), (120, 548597), (140, 470226), (168, 391855), (210, 313484), (218, 301980), (280, 235113), (327, 201320), (420, 156742), (436, 150990), (545, 120792), (654, 100660), (719, 91560), (763, 86280), (840, 78371), (872, 75495), (1090, 60396), (1308, 50330), (1438, 45780), (1526, 43140), (1635, 40264), (2157, 30520), (2180, 30198), (2289, 28760), (2616, 25165), (2876, 22890), (3052, 21570), (3270, 20132), (3595, 18312), (3815, 17256), (4314, 15260), (4360, 15099), (4578, 14380), (5033, 13080), (5752, 11445), (6104, 10785), (6540, 10066), (7190, 9156), (7630, 8628)]