312303640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1181}}^1$

素因数の和:1804

約数の個数: 64

約数和(自身を含む): 768489120

約数和(自身を除く): 456185480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 601, 1181, 1202, 2362, 2404, 3005, 4724, 4808, 5905, 6010, 6611, 9448, 11810, 12020, 12991, 13222, 23620, 24040, 25982, 26444, 33055, 47240, 51964, 52888, 64955, 66110, 103928, 129910, 132220, 259820, 264440, 519640, 709781, 1419562, 2839124, 3548905, 5678248, 7097810, 7807591, 14195620, 15615182, 28391240, 31230364, 39037955, 62460728, 78075910, 156151820, 312303640]

約数ペア:

[(1, 312303640), (2, 156151820), (4, 78075910), (5, 62460728), (8, 39037955), (10, 31230364), (11, 28391240), (20, 15615182), (22, 14195620), (40, 7807591), (44, 7097810), (55, 5678248), (88, 3548905), (110, 2839124), (220, 1419562), (440, 709781), (601, 519640), (1181, 264440), (1202, 259820), (2362, 132220), (2404, 129910), (3005, 103928), (4724, 66110), (4808, 64955), (5905, 52888), (6010, 51964), (6611, 47240), (9448, 33055), (11810, 26444), (12020, 25982), (12991, 24040), (13222, 23620)]