161880840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40879}}^1$

素因数の和:40907

約数の個数: 96

約数和(自身を含む): 573955200

約数和(自身を除く): 412074360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 40879, 81758, 122637, 163516, 204395, 245274, 327032, 367911, 408790, 449669, 490548, 613185, 735822, 817580, 899338, 981096, 1226370, 1349007, 1471644, 1635160, 1798676, 1839555, 2248345, 2452740, 2698014, 2943288, 3597352, 3679110, 4047021, 4496690, 4905480, 5396028, 6745035, 7358220, 8094042, 8993380, 10792056, 13490070, 14716440, 16188084, 17986760, 20235105, 26980140, 32376168, 40470210, 53960280, 80940420, 161880840]

約数ペア:

[(1, 161880840), (2, 80940420), (3, 53960280), (4, 40470210), (5, 32376168), (6, 26980140), (8, 20235105), (9, 17986760), (10, 16188084), (11, 14716440), (12, 13490070), (15, 10792056), (18, 8993380), (20, 8094042), (22, 7358220), (24, 6745035), (30, 5396028), (33, 4905480), (36, 4496690), (40, 4047021), (44, 3679110), (45, 3597352), (55, 2943288), (60, 2698014), (66, 2452740), (72, 2248345), (88, 1839555), (90, 1798676), (99, 1635160), (110, 1471644), (120, 1349007), (132, 1226370), (165, 981096), (180, 899338), (198, 817580), (220, 735822), (264, 613185), (330, 490548), (360, 449669), (396, 408790), (440, 367911), (495, 327032), (660, 245274), (792, 204395), (990, 163516), (1320, 122637), (1980, 81758), (3960, 40879)]