70639980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1831}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 198207744

約数和(自身を除く): 127567764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1831, 1929, 2572, 3215, 3662, 3858, 5493, 6430, 7324, 7716, 9155, 9645, 10986, 12860, 18310, 19290, 21972, 27465, 36620, 38580, 54930, 109860, 1177333, 2354666, 3531999, 4709332, 5886665, 7063998, 11773330, 14127996, 17659995, 23546660, 35319990, 70639980]

約数ペア:

[(1, 70639980), (2, 35319990), (3, 23546660), (4, 17659995), (5, 14127996), (6, 11773330), (10, 7063998), (12, 5886665), (15, 4709332), (20, 3531999), (30, 2354666), (60, 1177333), (643, 109860), (1286, 54930), (1831, 38580), (1929, 36620), (2572, 27465), (3215, 21972), (3662, 19290), (3858, 18310), (5493, 12860), (6430, 10986), (7324, 9645), (7716, 9155)]