80162640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111337}}^1$

素因数の和:111356

約数の個数: 60

約数和(自身を含む): 269215284

約数和(自身を除く): 189052644

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111337, 222674, 334011, 445348, 556685, 668022, 890696, 1002033, 1113370, 1336044, 1670055, 1781392, 2004066, 2226740, 2672088, 3340110, 4008132, 4453480, 5010165, 5344176, 6680220, 8016264, 8906960, 10020330, 13360440, 16032528, 20040660, 26720880, 40081320, 80162640]

約数ペア:

[(1, 80162640), (2, 40081320), (3, 26720880), (4, 20040660), (5, 16032528), (6, 13360440), (8, 10020330), (9, 8906960), (10, 8016264), (12, 6680220), (15, 5344176), (16, 5010165), (18, 4453480), (20, 4008132), (24, 3340110), (30, 2672088), (36, 2226740), (40, 2004066), (45, 1781392), (48, 1670055), (60, 1336044), (72, 1113370), (80, 1002033), (90, 890696), (120, 668022), (144, 556685), (180, 445348), (240, 334011), (360, 222674), (720, 111337)]