87668880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28099}}^1$

素因数の和:28128

約数の個数: 80

約数和(自身を含む): 292689600

約数和(自身を除く): 205020720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 28099, 56198, 84297, 112396, 140495, 168594, 224792, 280990, 337188, 365287, 421485, 449584, 561980, 674376, 730574, 842970, 1095861, 1123960, 1348752, 1461148, 1685940, 1826435, 2191722, 2247920, 2922296, 3371880, 3652870, 4383444, 5479305, 5844592, 6743760, 7305740, 8766888, 10958610, 14611480, 17533776, 21917220, 29222960, 43834440, 87668880]

約数ペア:

[(1, 87668880), (2, 43834440), (3, 29222960), (4, 21917220), (5, 17533776), (6, 14611480), (8, 10958610), (10, 8766888), (12, 7305740), (13, 6743760), (15, 5844592), (16, 5479305), (20, 4383444), (24, 3652870), (26, 3371880), (30, 2922296), (39, 2247920), (40, 2191722), (48, 1826435), (52, 1685940), (60, 1461148), (65, 1348752), (78, 1123960), (80, 1095861), (104, 842970), (120, 730574), (130, 674376), (156, 561980), (195, 449584), (208, 421485), (240, 365287), (260, 337188), (312, 280990), (390, 224792), (520, 168594), (624, 140495), (780, 112396), (1040, 84297), (1560, 56198), (3120, 28099)]