71985840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{299941}}^1$

素因数の和:299957

約数の個数: 40

約数和(自身を含む): 223156848

約数和(自身を除く): 151171008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 299941, 599882, 899823, 1199764, 1499705, 1799646, 2399528, 2999410, 3599292, 4499115, 4799056, 5998820, 7198584, 8998230, 11997640, 14397168, 17996460, 23995280, 35992920, 71985840]

約数ペア:

[(1, 71985840), (2, 35992920), (3, 23995280), (4, 17996460), (5, 14397168), (6, 11997640), (8, 8998230), (10, 7198584), (12, 5998820), (15, 4799056), (16, 4499115), (20, 3599292), (24, 2999410), (30, 2399528), (40, 1799646), (48, 1499705), (60, 1199764), (80, 899823), (120, 599882), (240, 299941)]