87153080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2089}}^1$

素因数の和:2256

約数の個数: 64

約数和(自身を含む): 225720000

約数和(自身を除く): 138566920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2086, 2089, 2980, 4172, 4178, 5215, 5960, 8344, 8356, 10430, 10445, 14623, 16712, 20860, 20890, 29246, 41720, 41780, 58492, 73115, 83560, 116984, 146230, 292460, 311261, 584920, 622522, 1245044, 1556305, 2178827, 2490088, 3112610, 4357654, 6225220, 8715308, 10894135, 12450440, 17430616, 21788270, 43576540, 87153080]

約数ペア:

[(1, 87153080), (2, 43576540), (4, 21788270), (5, 17430616), (7, 12450440), (8, 10894135), (10, 8715308), (14, 6225220), (20, 4357654), (28, 3112610), (35, 2490088), (40, 2178827), (56, 1556305), (70, 1245044), (140, 622522), (149, 584920), (280, 311261), (298, 292460), (596, 146230), (745, 116984), (1043, 83560), (1192, 73115), (1490, 58492), (2086, 41780), (2089, 41720), (2980, 29246), (4172, 20890), (4178, 20860), (5215, 16712), (5960, 14623), (8344, 10445), (8356, 10430)]