129248560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1549}}^1$

素因数の和:1718

約数の個数: 80

約数和(自身を含む): 345960000

約数和(自身を除く): 216711440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 1043, 1192, 1490, 1549, 2086, 2384, 2980, 3098, 4172, 5215, 5960, 6196, 7745, 8344, 10430, 10843, 11920, 12392, 15490, 16688, 20860, 21686, 24784, 30980, 41720, 43372, 54215, 61960, 83440, 86744, 108430, 123920, 173488, 216860, 230801, 433720, 461602, 867440, 923204, 1154005, 1615607, 1846408, 2308010, 3231214, 3692816, 4616020, 6462428, 8078035, 9232040, 12924856, 16156070, 18464080, 25849712, 32312140, 64624280, 129248560]

約数ペア:

[(1, 129248560), (2, 64624280), (4, 32312140), (5, 25849712), (7, 18464080), (8, 16156070), (10, 12924856), (14, 9232040), (16, 8078035), (20, 6462428), (28, 4616020), (35, 3692816), (40, 3231214), (56, 2308010), (70, 1846408), (80, 1615607), (112, 1154005), (140, 923204), (149, 867440), (280, 461602), (298, 433720), (560, 230801), (596, 216860), (745, 173488), (1043, 123920), (1192, 108430), (1490, 86744), (1549, 83440), (2086, 61960), (2384, 54215), (2980, 43372), (3098, 41720), (4172, 30980), (5215, 24784), (5960, 21686), (6196, 20860), (7745, 16688), (8344, 15490), (10430, 12392), (10843, 11920)]