258362520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{165617}}^1$

素因数の和:165644

約数の個数: 64

約数和(自身を含む): 834714720

約数和(自身を除く): 576352200

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, 165617, 331234, 496851, 662468, 828085, 993702, 1324936, 1656170, 1987404, 2153021, 2484255, 3312340, 3974808, 4306042, 4968510, 6459063, 6624680, 8612084, 9937020, 10765105, 12918126, 17224168, 19874040, 21530210, 25836252, 32295315, 43060420, 51672504, 64590630, 86120840, 129181260, 258362520]

約数ペア:

[(1, 258362520), (2, 129181260), (3, 86120840), (4, 64590630), (5, 51672504), (6, 43060420), (8, 32295315), (10, 25836252), (12, 21530210), (13, 19874040), (15, 17224168), (20, 12918126), (24, 10765105), (26, 9937020), (30, 8612084), (39, 6624680), (40, 6459063), (52, 4968510), (60, 4306042), (65, 3974808), (78, 3312340), (104, 2484255), (120, 2153021), (130, 1987404), (156, 1656170), (195, 1324936), (260, 993702), (312, 828085), (390, 662468), (520, 496851), (780, 331234), (1560, 165617)]