87975480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2609}}^1$

素因数の和:2904

約数の個数: 64

約数和(自身を含む): 264967200

約数和(自身を除く): 176991720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2248, 2609, 2810, 3372, 4215, 5218, 5620, 6744, 7827, 8430, 10436, 11240, 13045, 15654, 16860, 20872, 26090, 31308, 33720, 39135, 52180, 62616, 78270, 104360, 156540, 313080, 733129, 1466258, 2199387, 2932516, 3665645, 4398774, 5865032, 7331290, 8797548, 10996935, 14662580, 17595096, 21993870, 29325160, 43987740, 87975480]

約数ペア:

[(1, 87975480), (2, 43987740), (3, 29325160), (4, 21993870), (5, 17595096), (6, 14662580), (8, 10996935), (10, 8797548), (12, 7331290), (15, 5865032), (20, 4398774), (24, 3665645), (30, 2932516), (40, 2199387), (60, 1466258), (120, 733129), (281, 313080), (562, 156540), (843, 104360), (1124, 78270), (1405, 62616), (1686, 52180), (2248, 39135), (2609, 33720), (2810, 31308), (3372, 26090), (4215, 20872), (5218, 16860), (5620, 15654), (6744, 13045), (7827, 11240), (8430, 10436)]