90420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 278208

約数和(自身を除く): 187788

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 137, 165, 220, 274, 330, 411, 548, 660, 685, 822, 1370, 1507, 1644, 2055, 2740, 3014, 4110, 4521, 6028, 7535, 8220, 9042, 15070, 18084, 22605, 30140, 45210, 90420]

約数ペア:

[(1, 90420), (2, 45210), (3, 30140), (4, 22605), (5, 18084), (6, 15070), (10, 9042), (11, 8220), (12, 7535), (15, 6028), (20, 4521), (22, 4110), (30, 3014), (33, 2740), (44, 2055), (55, 1644), (60, 1507), (66, 1370), (110, 822), (132, 685), (137, 660), (165, 548), (220, 411), (274, 330)]