1213305080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{179483}}^1$

素因数の和:179520

約数の個数: 48

約数和(自身を含む): 2956101480

約数和(自身を除く): 1742796400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 179483, 358966, 717932, 897415, 1435864, 1794830, 2333279, 3589660, 4666558, 7179320, 9333116, 11666395, 18666232, 23332790, 30332627, 46665580, 60665254, 93331160, 121330508, 151663135, 242661016, 303326270, 606652540, 1213305080]

約数ペア:

[(1, 1213305080), (2, 606652540), (4, 303326270), (5, 242661016), (8, 151663135), (10, 121330508), (13, 93331160), (20, 60665254), (26, 46665580), (40, 30332627), (52, 23332790), (65, 18666232), (104, 11666395), (130, 9333116), (169, 7179320), (260, 4666558), (338, 3589660), (520, 2333279), (676, 1794830), (845, 1435864), (1352, 897415), (1690, 717932), (3380, 358966), (6760, 179483)]