315510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 816480

約数和(自身を除く): 500970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 809, 1618, 2427, 4045, 4854, 8090, 10517, 12135, 21034, 24270, 31551, 52585, 63102, 105170, 157755, 315510]

約数ペア:

[(1, 315510), (2, 157755), (3, 105170), (5, 63102), (6, 52585), (10, 31551), (13, 24270), (15, 21034), (26, 12135), (30, 10517), (39, 8090), (65, 4854), (78, 4045), (130, 2427), (195, 1618), (390, 809)]