127715640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81869}}^1$

素因数の和:81896

約数の個数: 64

約数和(自身を含む): 412624800

約数和(自身を除く): 284909160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 81869, 163738, 245607, 327476, 409345, 491214, 654952, 818690, 982428, 1064297, 1228035, 1637380, 1964856, 2128594, 2456070, 3192891, 3274760, 4257188, 4912140, 5321485, 6385782, 8514376, 9824280, 10642970, 12771564, 15964455, 21285940, 25543128, 31928910, 42571880, 63857820, 127715640]

約数ペア:

[(1, 127715640), (2, 63857820), (3, 42571880), (4, 31928910), (5, 25543128), (6, 21285940), (8, 15964455), (10, 12771564), (12, 10642970), (13, 9824280), (15, 8514376), (20, 6385782), (24, 5321485), (26, 4912140), (30, 4257188), (39, 3274760), (40, 3192891), (52, 2456070), (60, 2128594), (65, 1964856), (78, 1637380), (104, 1228035), (120, 1064297), (130, 982428), (156, 818690), (195, 654952), (260, 491214), (312, 409345), (390, 327476), (520, 245607), (780, 163738), (1560, 81869)]