64302280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7919}}^1$

素因数の和:7966

約数の個数: 64

約数和(自身を含む): 171072000

約数和(自身を除く): 106769720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 7919, 8120, 15838, 31676, 39595, 55433, 63352, 79190, 110866, 158380, 221732, 229651, 277165, 316760, 443464, 459302, 554330, 918604, 1108660, 1148255, 1607557, 1837208, 2217320, 2296510, 3215114, 4593020, 6430228, 8037785, 9186040, 12860456, 16075570, 32151140, 64302280]

約数ペア:

[(1, 64302280), (2, 32151140), (4, 16075570), (5, 12860456), (7, 9186040), (8, 8037785), (10, 6430228), (14, 4593020), (20, 3215114), (28, 2296510), (29, 2217320), (35, 1837208), (40, 1607557), (56, 1148255), (58, 1108660), (70, 918604), (116, 554330), (140, 459302), (145, 443464), (203, 316760), (232, 277165), (280, 229651), (290, 221732), (406, 158380), (580, 110866), (812, 79190), (1015, 63352), (1160, 55433), (1624, 39595), (2030, 31676), (4060, 15838), (7919, 8120)]