641334780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1187657}}^1$

素因数の和:1187675

約数の個数: 48

約数和(自身を含む): 1995265440

約数和(自身を除く): 1353930660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1187657, 2375314, 3562971, 4750628, 5938285, 7125942, 10688913, 11876570, 14251884, 17814855, 21377826, 23753140, 32066739, 35629710, 42755652, 53444565, 64133478, 71259420, 106889130, 128266956, 160333695, 213778260, 320667390, 641334780]

約数ペア:

[(1, 641334780), (2, 320667390), (3, 213778260), (4, 160333695), (5, 128266956), (6, 106889130), (9, 71259420), (10, 64133478), (12, 53444565), (15, 42755652), (18, 35629710), (20, 32066739), (27, 23753140), (30, 21377826), (36, 17814855), (45, 14251884), (54, 11876570), (60, 10688913), (90, 7125942), (108, 5938285), (135, 4750628), (180, 3562971), (270, 2375314), (540, 1187657)]