57997980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1203

約数の個数: 72

約数和(自身を含む): 176576400

約数和(自身を除く): 118578420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 769, 838, 1257, 1538, 1676, 2095, 2307, 2514, 3076, 3771, 3845, 4190, 4614, 5028, 6285, 6921, 7542, 7690, 8380, 9228, 11535, 12570, 13842, 15084, 15380, 18855, 23070, 25140, 27684, 34605, 37710, 46140, 69210, 75420, 138420, 322211, 644422, 966633, 1288844, 1611055, 1933266, 2899899, 3222110, 3866532, 4833165, 5799798, 6444220, 9666330, 11599596, 14499495, 19332660, 28998990, 57997980]

約数ペア:

[(1, 57997980), (2, 28998990), (3, 19332660), (4, 14499495), (5, 11599596), (6, 9666330), (9, 6444220), (10, 5799798), (12, 4833165), (15, 3866532), (18, 3222110), (20, 2899899), (30, 1933266), (36, 1611055), (45, 1288844), (60, 966633), (90, 644422), (180, 322211), (419, 138420), (769, 75420), (838, 69210), (1257, 46140), (1538, 37710), (1676, 34605), (2095, 27684), (2307, 25140), (2514, 23070), (3076, 18855), (3771, 15380), (3845, 15084), (4190, 13842), (4614, 12570), (5028, 11535), (6285, 9228), (6921, 8380), (7542, 7690)]