71883960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13931}}^1$

素因数の和:13988

約数の個数: 64

約数和(自身を含む): 220682880

約数和(自身を除く): 148798920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 13931, 27862, 41793, 55724, 69655, 83586, 111448, 139310, 167172, 208965, 278620, 334344, 417930, 557240, 599033, 835860, 1198066, 1671720, 1797099, 2396132, 2995165, 3594198, 4792264, 5990330, 7188396, 8985495, 11980660, 14376792, 17970990, 23961320, 35941980, 71883960]

約数ペア:

[(1, 71883960), (2, 35941980), (3, 23961320), (4, 17970990), (5, 14376792), (6, 11980660), (8, 8985495), (10, 7188396), (12, 5990330), (15, 4792264), (20, 3594198), (24, 2995165), (30, 2396132), (40, 1797099), (43, 1671720), (60, 1198066), (86, 835860), (120, 599033), (129, 557240), (172, 417930), (215, 334344), (258, 278620), (344, 208965), (430, 167172), (516, 139310), (645, 111448), (860, 83586), (1032, 69655), (1290, 55724), (1720, 41793), (2580, 27862), (5160, 13931)]