71615640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13879}}^1$

素因数の和:13936

約数の個数: 64

約数和(自身を含む): 219859200

約数和(自身を除く): 148243560

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, 13879, 27758, 41637, 55516, 69395, 83274, 111032, 138790, 166548, 208185, 277580, 333096, 416370, 555160, 596797, 832740, 1193594, 1665480, 1790391, 2387188, 2983985, 3580782, 4774376, 5967970, 7161564, 8951955, 11935940, 14323128, 17903910, 23871880, 35807820, 71615640]

約数ペア:

[(1, 71615640), (2, 35807820), (3, 23871880), (4, 17903910), (5, 14323128), (6, 11935940), (8, 8951955), (10, 7161564), (12, 5967970), (15, 4774376), (20, 3580782), (24, 2983985), (30, 2387188), (40, 1790391), (43, 1665480), (60, 1193594), (86, 832740), (120, 596797), (129, 555160), (172, 416370), (215, 333096), (258, 277580), (344, 208185), (430, 166548), (516, 138790), (645, 111032), (860, 83274), (1032, 69395), (1290, 55516), (1720, 41637), (2580, 27758), (5160, 13879)]