42015180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 120577968

約数和(自身を除く): 78562788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 317, 470, 564, 634, 705, 940, 951, 1268, 1410, 1585, 1902, 2209, 2820, 3170, 3804, 4418, 4755, 6340, 6627, 8836, 9510, 11045, 13254, 14899, 19020, 22090, 26508, 29798, 33135, 44180, 44697, 59596, 66270, 74495, 89394, 132540, 148990, 178788, 223485, 297980, 446970, 700253, 893940, 1400506, 2100759, 2801012, 3501265, 4201518, 7002530, 8403036, 10503795, 14005060, 21007590, 42015180]

約数ペア:

[(1, 42015180), (2, 21007590), (3, 14005060), (4, 10503795), (5, 8403036), (6, 7002530), (10, 4201518), (12, 3501265), (15, 2801012), (20, 2100759), (30, 1400506), (47, 893940), (60, 700253), (94, 446970), (141, 297980), (188, 223485), (235, 178788), (282, 148990), (317, 132540), (470, 89394), (564, 74495), (634, 66270), (705, 59596), (940, 44697), (951, 44180), (1268, 33135), (1410, 29798), (1585, 26508), (1902, 22090), (2209, 19020), (2820, 14899), (3170, 13254), (3804, 11045), (4418, 9510), (4755, 8836), (6340, 6627)]