208323960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133541}}^1$

素因数の和:133568

約数の個数: 64

約数和(自身を含む): 673051680

約数和(自身を除く): 464727720

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, 133541, 267082, 400623, 534164, 667705, 801246, 1068328, 1335410, 1602492, 1736033, 2003115, 2670820, 3204984, 3472066, 4006230, 5208099, 5341640, 6944132, 8012460, 8680165, 10416198, 13888264, 16024920, 17360330, 20832396, 26040495, 34720660, 41664792, 52080990, 69441320, 104161980, 208323960]

約数ペア:

[(1, 208323960), (2, 104161980), (3, 69441320), (4, 52080990), (5, 41664792), (6, 34720660), (8, 26040495), (10, 20832396), (12, 17360330), (13, 16024920), (15, 13888264), (20, 10416198), (24, 8680165), (26, 8012460), (30, 6944132), (39, 5341640), (40, 5208099), (52, 4006230), (60, 3472066), (65, 3204984), (78, 2670820), (104, 2003115), (120, 1736033), (130, 1602492), (156, 1335410), (195, 1068328), (260, 801246), (312, 667705), (390, 534164), (520, 400623), (780, 267082), (1560, 133541)]