31135620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 90994176

約数和(自身を除く): 59858556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 61, 94, 122, 141, 181, 183, 188, 235, 244, 282, 305, 362, 366, 470, 543, 564, 610, 705, 724, 732, 905, 915, 940, 1086, 1220, 1410, 1810, 1830, 2172, 2715, 2820, 2867, 3620, 3660, 5430, 5734, 8507, 8601, 10860, 11041, 11468, 14335, 17014, 17202, 22082, 25521, 28670, 33123, 34028, 34404, 42535, 43005, 44164, 51042, 55205, 57340, 66246, 85070, 86010, 102084, 110410, 127605, 132492, 165615, 170140, 172020, 220820, 255210, 331230, 510420, 518927, 662460, 1037854, 1556781, 2075708, 2594635, 3113562, 5189270, 6227124, 7783905, 10378540, 15567810, 31135620]

約数ペア:

[(1, 31135620), (2, 15567810), (3, 10378540), (4, 7783905), (5, 6227124), (6, 5189270), (10, 3113562), (12, 2594635), (15, 2075708), (20, 1556781), (30, 1037854), (47, 662460), (60, 518927), (61, 510420), (94, 331230), (122, 255210), (141, 220820), (181, 172020), (183, 170140), (188, 165615), (235, 132492), (244, 127605), (282, 110410), (305, 102084), (362, 86010), (366, 85070), (470, 66246), (543, 57340), (564, 55205), (610, 51042), (705, 44164), (724, 43005), (732, 42535), (905, 34404), (915, 34028), (940, 33123), (1086, 28670), (1220, 25521), (1410, 22082), (1810, 17202), (1830, 17014), (2172, 14335), (2715, 11468), (2820, 11041), (2867, 10860), (3620, 8601), (3660, 8507), (5430, 5734)]