86944920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1721}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 261606240

約数和(自身を除く): 174661320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 1721, 2105, 2526, 3368, 3442, 4210, 5052, 5163, 6315, 6884, 8420, 8605, 10104, 10326, 12630, 13768, 16840, 17210, 20652, 25260, 25815, 34420, 41304, 50520, 51630, 68840, 103260, 206520, 724541, 1449082, 2173623, 2898164, 3622705, 4347246, 5796328, 7245410, 8694492, 10868115, 14490820, 17388984, 21736230, 28981640, 43472460, 86944920]

約数ペア:

[(1, 86944920), (2, 43472460), (3, 28981640), (4, 21736230), (5, 17388984), (6, 14490820), (8, 10868115), (10, 8694492), (12, 7245410), (15, 5796328), (20, 4347246), (24, 3622705), (30, 2898164), (40, 2173623), (60, 1449082), (120, 724541), (421, 206520), (842, 103260), (1263, 68840), (1684, 51630), (1721, 50520), (2105, 41304), (2526, 34420), (3368, 25815), (3442, 25260), (4210, 20652), (5052, 17210), (5163, 16840), (6315, 13768), (6884, 12630), (8420, 10326), (8605, 10104)]