431687230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{409}}^1$

素因数の和:805

約数の個数: 64

約数和(自身を含む): 877806720

約数和(自身を除く): 446119490

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 353, 409, 598, 706, 818, 1495, 1765, 2045, 2990, 3530, 4090, 4589, 5317, 8119, 9178, 9407, 10634, 16238, 18814, 22945, 26585, 40595, 45890, 47035, 53170, 81190, 94070, 105547, 122291, 144377, 211094, 244582, 288754, 527735, 611455, 721885, 1055470, 1222910, 1443770, 1876901, 3320671, 3753802, 6641342, 9384505, 16603355, 18769010, 33206710, 43168723, 86337446, 215843615, 431687230]

約数ペア:

[(1, 431687230), (2, 215843615), (5, 86337446), (10, 43168723), (13, 33206710), (23, 18769010), (26, 16603355), (46, 9384505), (65, 6641342), (115, 3753802), (130, 3320671), (230, 1876901), (299, 1443770), (353, 1222910), (409, 1055470), (598, 721885), (706, 611455), (818, 527735), (1495, 288754), (1765, 244582), (2045, 211094), (2990, 144377), (3530, 122291), (4090, 105547), (4589, 94070), (5317, 81190), (8119, 53170), (9178, 47035), (9407, 45890), (10634, 40595), (16238, 26585), (18814, 22945)]