180840

素因数分解:

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

素因数の和:162

約数の個数: 64

約数和(自身を含む): 596160

約数和(自身を除く): 415320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 137, 165, 220, 264, 274, 330, 411, 440, 548, 660, 685, 822, 1096, 1320, 1370, 1507, 1644, 2055, 2740, 3014, 3288, 4110, 4521, 5480, 6028, 7535, 8220, 9042, 12056, 15070, 16440, 18084, 22605, 30140, 36168, 45210, 60280, 90420, 180840]

約数ペア:

[(1, 180840), (2, 90420), (3, 60280), (4, 45210), (5, 36168), (6, 30140), (8, 22605), (10, 18084), (11, 16440), (12, 15070), (15, 12056), (20, 9042), (22, 8220), (24, 7535), (30, 6028), (33, 5480), (40, 4521), (44, 4110), (55, 3288), (60, 3014), (66, 2740), (88, 2055), (110, 1644), (120, 1507), (132, 1370), (137, 1320), (165, 1096), (220, 822), (264, 685), (274, 660), (330, 548), (411, 440)]