42904980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{238361}}^1$

素因数の和:238376

約数の個数: 36

約数和(自身を含む): 130145652

約数和(自身を除く): 87240672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 238361, 476722, 715083, 953444, 1191805, 1430166, 2145249, 2383610, 2860332, 3575415, 4290498, 4767220, 7150830, 8580996, 10726245, 14301660, 21452490, 42904980]

約数ペア:

[(1, 42904980), (2, 21452490), (3, 14301660), (4, 10726245), (5, 8580996), (6, 7150830), (9, 4767220), (10, 4290498), (12, 3575415), (15, 2860332), (18, 2383610), (20, 2145249), (30, 1430166), (36, 1191805), (45, 953444), (60, 715083), (90, 476722), (180, 238361)]