72789660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{404387}}^1$

素因数の和:404402

約数の個数: 36

約数和(自身を含む): 220795848

約数和(自身を除く): 148006188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 404387, 808774, 1213161, 1617548, 2021935, 2426322, 3639483, 4043870, 4852644, 6065805, 7278966, 8087740, 12131610, 14557932, 18197415, 24263220, 36394830, 72789660]

約数ペア:

[(1, 72789660), (2, 36394830), (3, 24263220), (4, 18197415), (5, 14557932), (6, 12131610), (9, 8087740), (10, 7278966), (12, 6065805), (15, 4852644), (18, 4043870), (20, 3639483), (30, 2426322), (36, 2021935), (45, 1617548), (60, 1213161), (90, 808774), (180, 404387)]