128801160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357781}}^1$

素因数の和:357798

約数の個数: 48

約数和(自身を含む): 418604940

約数和(自身を除く): 289803780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357781, 715562, 1073343, 1431124, 1788905, 2146686, 2862248, 3220029, 3577810, 4293372, 5366715, 6440058, 7155620, 8586744, 10733430, 12880116, 14311240, 16100145, 21466860, 25760232, 32200290, 42933720, 64400580, 128801160]

約数ペア:

[(1, 128801160), (2, 64400580), (3, 42933720), (4, 32200290), (5, 25760232), (6, 21466860), (8, 16100145), (9, 14311240), (10, 12880116), (12, 10733430), (15, 8586744), (18, 7155620), (20, 6440058), (24, 5366715), (30, 4293372), (36, 3577810), (40, 3220029), (45, 2862248), (60, 2146686), (72, 1788905), (90, 1431124), (120, 1073343), (180, 715562), (360, 357781)]