31648080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:988

約数の個数: 80

約数和(自身を含む): 98832960

約数和(自身を除く): 67184880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 809, 815, 978, 1304, 1618, 1630, 1956, 2427, 2445, 2608, 3236, 3260, 3912, 4045, 4854, 4890, 6472, 6520, 7824, 8090, 9708, 9780, 12135, 12944, 13040, 16180, 19416, 19560, 24270, 32360, 38832, 39120, 48540, 64720, 97080, 131867, 194160, 263734, 395601, 527468, 659335, 791202, 1054936, 1318670, 1582404, 1978005, 2109872, 2637340, 3164808, 3956010, 5274680, 6329616, 7912020, 10549360, 15824040, 31648080]

約数ペア:

[(1, 31648080), (2, 15824040), (3, 10549360), (4, 7912020), (5, 6329616), (6, 5274680), (8, 3956010), (10, 3164808), (12, 2637340), (15, 2109872), (16, 1978005), (20, 1582404), (24, 1318670), (30, 1054936), (40, 791202), (48, 659335), (60, 527468), (80, 395601), (120, 263734), (163, 194160), (240, 131867), (326, 97080), (489, 64720), (652, 48540), (809, 39120), (815, 38832), (978, 32360), (1304, 24270), (1618, 19560), (1630, 19416), (1956, 16180), (2427, 13040), (2445, 12944), (2608, 12135), (3236, 9780), (3260, 9708), (3912, 8090), (4045, 7824), (4854, 6520), (4890, 6472)]