160978020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{383281}}^1$

素因数の和:383300

約数の個数: 48

約数和(自身を含む): 515131008

約数和(自身を除く): 354152988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 383281, 766562, 1149843, 1533124, 1916405, 2299686, 2682967, 3832810, 4599372, 5365934, 5749215, 7665620, 8048901, 10731868, 11498430, 13414835, 16097802, 22996860, 26829670, 32195604, 40244505, 53659340, 80489010, 160978020]

約数ペア:

[(1, 160978020), (2, 80489010), (3, 53659340), (4, 40244505), (5, 32195604), (6, 26829670), (7, 22996860), (10, 16097802), (12, 13414835), (14, 11498430), (15, 10731868), (20, 8048901), (21, 7665620), (28, 5749215), (30, 5365934), (35, 4599372), (42, 3832810), (60, 2682967), (70, 2299686), (84, 1916405), (105, 1533124), (140, 1149843), (210, 766562), (420, 383281)]