331034120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1117}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 772761600

約数和(自身を除く): 441727480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 239, 248, 310, 478, 620, 956, 1117, 1195, 1240, 1912, 2234, 2390, 4468, 4780, 5585, 7409, 8936, 9560, 11170, 14818, 22340, 29636, 34627, 37045, 44680, 59272, 69254, 74090, 138508, 148180, 173135, 266963, 277016, 296360, 346270, 533926, 692540, 1067852, 1334815, 1385080, 2135704, 2669630, 5339260, 8275853, 10678520, 16551706, 33103412, 41379265, 66206824, 82758530, 165517060, 331034120]

約数ペア:

[(1, 331034120), (2, 165517060), (4, 82758530), (5, 66206824), (8, 41379265), (10, 33103412), (20, 16551706), (31, 10678520), (40, 8275853), (62, 5339260), (124, 2669630), (155, 2135704), (239, 1385080), (248, 1334815), (310, 1067852), (478, 692540), (620, 533926), (956, 346270), (1117, 296360), (1195, 277016), (1240, 266963), (1912, 173135), (2234, 148180), (2390, 138508), (4468, 74090), (4780, 69254), (5585, 59272), (7409, 44680), (8936, 37045), (9560, 34627), (11170, 29636), (14818, 22340)]