87778140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1831}}^1$

素因数の和:1907

約数の個数: 96

約数和(自身を含む): 265918464

約数和(自身を除く): 178140324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 60, 68, 85, 94, 102, 141, 170, 188, 204, 235, 255, 282, 340, 470, 510, 564, 705, 799, 940, 1020, 1410, 1598, 1831, 2397, 2820, 3196, 3662, 3995, 4794, 5493, 7324, 7990, 9155, 9588, 10986, 11985, 15980, 18310, 21972, 23970, 27465, 31127, 36620, 47940, 54930, 62254, 86057, 93381, 109860, 124508, 155635, 172114, 186762, 258171, 311270, 344228, 373524, 430285, 466905, 516342, 622540, 860570, 933810, 1032684, 1290855, 1462969, 1721140, 1867620, 2581710, 2925938, 4388907, 5163420, 5851876, 7314845, 8777814, 14629690, 17555628, 21944535, 29259380, 43889070, 87778140]

約数ペア:

[(1, 87778140), (2, 43889070), (3, 29259380), (4, 21944535), (5, 17555628), (6, 14629690), (10, 8777814), (12, 7314845), (15, 5851876), (17, 5163420), (20, 4388907), (30, 2925938), (34, 2581710), (47, 1867620), (51, 1721140), (60, 1462969), (68, 1290855), (85, 1032684), (94, 933810), (102, 860570), (141, 622540), (170, 516342), (188, 466905), (204, 430285), (235, 373524), (255, 344228), (282, 311270), (340, 258171), (470, 186762), (510, 172114), (564, 155635), (705, 124508), (799, 109860), (940, 93381), (1020, 86057), (1410, 62254), (1598, 54930), (1831, 47940), (2397, 36620), (2820, 31127), (3196, 27465), (3662, 23970), (3995, 21972), (4794, 18310), (5493, 15980), (7324, 11985), (7990, 10986), (9155, 9588)]