12857160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 38808000

約数和(自身を除く): 25950840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 349, 614, 698, 921, 1047, 1228, 1396, 1535, 1745, 1842, 2094, 2456, 2792, 3070, 3490, 3684, 4188, 4605, 5235, 6140, 6980, 7368, 8376, 9210, 10470, 12280, 13960, 18420, 20940, 36840, 41880, 107143, 214286, 321429, 428572, 535715, 642858, 857144, 1071430, 1285716, 1607145, 2142860, 2571432, 3214290, 4285720, 6428580, 12857160]

約数ペア:

[(1, 12857160), (2, 6428580), (3, 4285720), (4, 3214290), (5, 2571432), (6, 2142860), (8, 1607145), (10, 1285716), (12, 1071430), (15, 857144), (20, 642858), (24, 535715), (30, 428572), (40, 321429), (60, 214286), (120, 107143), (307, 41880), (349, 36840), (614, 20940), (698, 18420), (921, 13960), (1047, 12280), (1228, 10470), (1396, 9210), (1535, 8376), (1745, 7368), (1842, 6980), (2094, 6140), (2456, 5235), (2792, 4605), (3070, 4188), (3490, 3684)]