1570861980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{17489}}^1$

素因数の和:18003

約数の個数: 72

約数和(自身を含む): 4774770000

約数和(自身を除く): 3203908020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499, 998, 1497, 1996, 2495, 2994, 4491, 4990, 5988, 7485, 8982, 9980, 14970, 17489, 17964, 22455, 29940, 34978, 44910, 52467, 69956, 87445, 89820, 104934, 157401, 174890, 209868, 262335, 314802, 349780, 524670, 629604, 787005, 1049340, 1574010, 3148020, 8727011, 17454022, 26181033, 34908044, 43635055, 52362066, 78543099, 87270110, 104724132, 130905165, 157086198, 174540220, 261810330, 314172396, 392715495, 523620660, 785430990, 1570861980]

約数ペア:

[(1, 1570861980), (2, 785430990), (3, 523620660), (4, 392715495), (5, 314172396), (6, 261810330), (9, 174540220), (10, 157086198), (12, 130905165), (15, 104724132), (18, 87270110), (20, 78543099), (30, 52362066), (36, 43635055), (45, 34908044), (60, 26181033), (90, 17454022), (180, 8727011), (499, 3148020), (998, 1574010), (1497, 1049340), (1996, 787005), (2495, 629604), (2994, 524670), (4491, 349780), (4990, 314802), (5988, 262335), (7485, 209868), (8982, 174890), (9980, 157401), (14970, 104934), (17489, 89820), (17964, 87445), (22455, 69956), (29940, 52467), (34978, 44910)]