31208460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3313}}^1$

素因数の和:3482

約数の個数: 48

約数和(自身を含む): 87966816

約数和(自身を除く): 56758356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 3313, 4710, 6626, 9420, 9939, 13252, 16565, 19878, 33130, 39756, 49695, 66260, 99390, 198780, 520141, 1040282, 1560423, 2080564, 2600705, 3120846, 5201410, 6241692, 7802115, 10402820, 15604230, 31208460]

約数ペア:

[(1, 31208460), (2, 15604230), (3, 10402820), (4, 7802115), (5, 6241692), (6, 5201410), (10, 3120846), (12, 2600705), (15, 2080564), (20, 1560423), (30, 1040282), (60, 520141), (157, 198780), (314, 99390), (471, 66260), (628, 49695), (785, 39756), (942, 33130), (1570, 19878), (1884, 16565), (2355, 13252), (3140, 9939), (3313, 9420), (4710, 6626)]