31255730040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{990359}}^1$

素因数の和:990636

約数の個数: 64

約数和(自身を含む): 94123814400

約数和(自身を除く): 62868084360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 5260, 6312, 7890, 10520, 15780, 31560, 990359, 1980718, 2971077, 3961436, 4951795, 5942154, 7922872, 9903590, 11884308, 14855385, 19807180, 23768616, 29710770, 39614360, 59421540, 118843080, 260464417, 520928834, 781393251, 1041857668, 1302322085, 1562786502, 2083715336, 2604644170, 3125573004, 3906966255, 5209288340, 6251146008, 7813932510, 10418576680, 15627865020, 31255730040]

約数ペア:

[(1, 31255730040), (2, 15627865020), (3, 10418576680), (4, 7813932510), (5, 6251146008), (6, 5209288340), (8, 3906966255), (10, 3125573004), (12, 2604644170), (15, 2083715336), (20, 1562786502), (24, 1302322085), (30, 1041857668), (40, 781393251), (60, 520928834), (120, 260464417), (263, 118843080), (526, 59421540), (789, 39614360), (1052, 29710770), (1315, 23768616), (1578, 19807180), (2104, 14855385), (2630, 11884308), (3156, 9903590), (3945, 7922872), (5260, 5942154), (6312, 4951795), (7890, 3961436), (10520, 2971077), (15780, 1980718), (31560, 990359)]