81467460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{452597}}^1$

素因数の和:452612

約数の個数: 36

約数和(自身を含む): 247118508

約数和(自身を除く): 165651048

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 452597, 905194, 1357791, 1810388, 2262985, 2715582, 4073373, 4525970, 5431164, 6788955, 8146746, 9051940, 13577910, 16293492, 20366865, 27155820, 40733730, 81467460]

約数ペア:

[(1, 81467460), (2, 40733730), (3, 27155820), (4, 20366865), (5, 16293492), (6, 13577910), (9, 9051940), (10, 8146746), (12, 6788955), (15, 5431164), (18, 4525970), (20, 4073373), (30, 2715582), (36, 2262985), (45, 1810388), (60, 1357791), (90, 905194), (180, 452597)]