262498040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{11867}}^1$

素因数の和:11964

約数の個数: 64

約数和(自身を含む): 683596800

約数和(自身を除く): 421098760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 11060, 11867, 22120, 23734, 47468, 59335, 83069, 94936, 118670, 166138, 237340, 332276, 415345, 474680, 664552, 830690, 937493, 1661380, 1874986, 3322760, 3749972, 4687465, 6562451, 7499944, 9374930, 13124902, 18749860, 26249804, 32812255, 37499720, 52499608, 65624510, 131249020, 262498040]

約数ペア:

[(1, 262498040), (2, 131249020), (4, 65624510), (5, 52499608), (7, 37499720), (8, 32812255), (10, 26249804), (14, 18749860), (20, 13124902), (28, 9374930), (35, 7499944), (40, 6562451), (56, 4687465), (70, 3749972), (79, 3322760), (140, 1874986), (158, 1661380), (280, 937493), (316, 830690), (395, 664552), (553, 474680), (632, 415345), (790, 332276), (1106, 237340), (1580, 166138), (2212, 118670), (2765, 94936), (3160, 83069), (4424, 59335), (5530, 47468), (11060, 23734), (11867, 22120)]