315044080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{302927}}^1$

素因数の和:302953

約数の個数: 40

約数和(自身を含む): 788824512

約数和(自身を除く): 473780432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 302927, 605854, 1211708, 1514635, 2423416, 3029270, 3938051, 4846832, 6058540, 7876102, 12117080, 15752204, 19690255, 24234160, 31504408, 39380510, 63008816, 78761020, 157522040, 315044080]

約数ペア:

[(1, 315044080), (2, 157522040), (4, 78761020), (5, 63008816), (8, 39380510), (10, 31504408), (13, 24234160), (16, 19690255), (20, 15752204), (26, 12117080), (40, 7876102), (52, 6058540), (65, 4846832), (80, 3938051), (104, 3029270), (130, 2423416), (208, 1514635), (260, 1211708), (520, 605854), (1040, 302927)]