71866980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{133087}}^1$

素因数の和:133105

約数の個数: 48

約数和(自身を含む): 223587840

約数和(自身を除く): 151720860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 133087, 266174, 399261, 532348, 665435, 798522, 1197783, 1330870, 1597044, 1996305, 2395566, 2661740, 3593349, 3992610, 4791132, 5988915, 7186698, 7985220, 11977830, 14373396, 17966745, 23955660, 35933490, 71866980]

約数ペア:

[(1, 71866980), (2, 35933490), (3, 23955660), (4, 17966745), (5, 14373396), (6, 11977830), (9, 7985220), (10, 7186698), (12, 5988915), (15, 4791132), (18, 3992610), (20, 3593349), (27, 2661740), (30, 2395566), (36, 1996305), (45, 1597044), (54, 1330870), (60, 1197783), (90, 798522), (108, 665435), (135, 532348), (180, 399261), (270, 266174), (540, 133087)]