31303320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{260861}}^1$

素因数の和:260875

約数の個数: 32

約数和(自身を含む): 93910320

約数和(自身を除く): 62607000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 260861, 521722, 782583, 1043444, 1304305, 1565166, 2086888, 2608610, 3130332, 3912915, 5217220, 6260664, 7825830, 10434440, 15651660, 31303320]

約数ペア:

[(1, 31303320), (2, 15651660), (3, 10434440), (4, 7825830), (5, 6260664), (6, 5217220), (8, 3912915), (10, 3130332), (12, 2608610), (15, 2086888), (20, 1565166), (24, 1304305), (30, 1043444), (40, 782583), (60, 521722), (120, 260861)]