393914040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{252509}}^1$

素因数の和:252536

約数の個数: 64

約数和(自身を含む): 1272650400

約数和(自身を除く): 878736360

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, 252509, 505018, 757527, 1010036, 1262545, 1515054, 2020072, 2525090, 3030108, 3282617, 3787635, 5050180, 6060216, 6565234, 7575270, 9847851, 10100360, 13130468, 15150540, 16413085, 19695702, 26260936, 30301080, 32826170, 39391404, 49239255, 65652340, 78782808, 98478510, 131304680, 196957020, 393914040]

約数ペア:

[(1, 393914040), (2, 196957020), (3, 131304680), (4, 98478510), (5, 78782808), (6, 65652340), (8, 49239255), (10, 39391404), (12, 32826170), (13, 30301080), (15, 26260936), (20, 19695702), (24, 16413085), (26, 15150540), (30, 13130468), (39, 10100360), (40, 9847851), (52, 7575270), (60, 6565234), (65, 6060216), (78, 5050180), (104, 3787635), (120, 3282617), (130, 3030108), (156, 2525090), (195, 2020072), (260, 1515054), (312, 1262545), (390, 1010036), (520, 757527), (780, 505018), (1560, 252509)]