68322120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1321}}^1$

素因数の和:1766

約数の個数: 64

約数和(自身を含む): 205597440

約数和(自身を除く): 137275320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1293, 1321, 1724, 2155, 2586, 2642, 3448, 3963, 4310, 5172, 5284, 6465, 6605, 7926, 8620, 10344, 10568, 12930, 13210, 15852, 17240, 19815, 25860, 26420, 31704, 39630, 51720, 52840, 79260, 158520, 569351, 1138702, 1708053, 2277404, 2846755, 3416106, 4554808, 5693510, 6832212, 8540265, 11387020, 13664424, 17080530, 22774040, 34161060, 68322120]

約数ペア:

[(1, 68322120), (2, 34161060), (3, 22774040), (4, 17080530), (5, 13664424), (6, 11387020), (8, 8540265), (10, 6832212), (12, 5693510), (15, 4554808), (20, 3416106), (24, 2846755), (30, 2277404), (40, 1708053), (60, 1138702), (120, 569351), (431, 158520), (862, 79260), (1293, 52840), (1321, 51720), (1724, 39630), (2155, 31704), (2586, 26420), (2642, 25860), (3448, 19815), (3963, 17240), (4310, 15852), (5172, 13210), (5284, 12930), (6465, 10568), (6605, 10344), (7926, 8620)]