1818706860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{171253}}^1$

素因数の和:171327

約数の個数: 72

約数和(自身を含む): 5610281040

約数和(自身を除く): 3791574180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 171253, 342506, 513759, 685012, 856265, 1027518, 1541277, 1712530, 2055036, 2568795, 3082554, 3425060, 5137590, 6165108, 7706385, 10103927, 10275180, 15412770, 20207854, 30311781, 30825540, 40415708, 50519635, 60623562, 90935343, 101039270, 121247124, 151558905, 181870686, 202078540, 303117810, 363741372, 454676715, 606235620, 909353430, 1818706860]

約数ペア:

[(1, 1818706860), (2, 909353430), (3, 606235620), (4, 454676715), (5, 363741372), (6, 303117810), (9, 202078540), (10, 181870686), (12, 151558905), (15, 121247124), (18, 101039270), (20, 90935343), (30, 60623562), (36, 50519635), (45, 40415708), (59, 30825540), (60, 30311781), (90, 20207854), (118, 15412770), (177, 10275180), (180, 10103927), (236, 7706385), (295, 6165108), (354, 5137590), (531, 3425060), (590, 3082554), (708, 2568795), (885, 2055036), (1062, 1712530), (1180, 1541277), (1770, 1027518), (2124, 856265), (2655, 685012), (3540, 513759), (5310, 342506), (10620, 171253)]