156946040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{521}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 375464160

約数和(自身を除く): 218518120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 443, 521, 680, 886, 1042, 1772, 2084, 2215, 2605, 3544, 4168, 4430, 5210, 7531, 8857, 8860, 10420, 15062, 17714, 17720, 20840, 30124, 35428, 37655, 44285, 60248, 70856, 75310, 88570, 150620, 177140, 230803, 301240, 354280, 461606, 923212, 1154015, 1846424, 2308030, 3923651, 4616060, 7847302, 9232120, 15694604, 19618255, 31389208, 39236510, 78473020, 156946040]

約数ペア:

[(1, 156946040), (2, 78473020), (4, 39236510), (5, 31389208), (8, 19618255), (10, 15694604), (17, 9232120), (20, 7847302), (34, 4616060), (40, 3923651), (68, 2308030), (85, 1846424), (136, 1154015), (170, 923212), (340, 461606), (443, 354280), (521, 301240), (680, 230803), (886, 177140), (1042, 150620), (1772, 88570), (2084, 75310), (2215, 70856), (2605, 60248), (3544, 44285), (4168, 37655), (4430, 35428), (5210, 30124), (7531, 20840), (8857, 17720), (8860, 17714), (10420, 15062)]