42688980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{237161}}^1$

素因数の和:237176

約数の個数: 36

約数和(自身を含む): 129490452

約数和(自身を除く): 86801472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 237161, 474322, 711483, 948644, 1185805, 1422966, 2134449, 2371610, 2845932, 3557415, 4268898, 4743220, 7114830, 8537796, 10672245, 14229660, 21344490, 42688980]

約数ペア:

[(1, 42688980), (2, 21344490), (3, 14229660), (4, 10672245), (5, 8537796), (6, 7114830), (9, 4743220), (10, 4268898), (12, 3557415), (15, 2845932), (18, 2371610), (20, 2134449), (30, 1422966), (36, 1185805), (45, 948644), (60, 711483), (90, 474322), (180, 237161)]