72721890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{808021}}^1$

素因数の和:808034

約数の個数: 24

約数和(自身を含む): 189077148

約数和(自身を除く): 116355258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 808021, 1616042, 2424063, 4040105, 4848126, 7272189, 8080210, 12120315, 14544378, 24240630, 36360945, 72721890]

約数ペア:

[(1, 72721890), (2, 36360945), (3, 24240630), (5, 14544378), (6, 12120315), (9, 8080210), (10, 7272189), (15, 4848126), (18, 4040105), (30, 2424063), (45, 1616042), (90, 808021)]