138061920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{287629}}^1$

素因数の和:287647

約数の個数: 48

約数和(自身を含む): 434896560

約数和(自身を除く): 296834640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 287629, 575258, 862887, 1150516, 1438145, 1725774, 2301032, 2876290, 3451548, 4314435, 4602064, 5752580, 6903096, 8628870, 9204128, 11505160, 13806192, 17257740, 23010320, 27612384, 34515480, 46020640, 69030960, 138061920]

約数ペア:

[(1, 138061920), (2, 69030960), (3, 46020640), (4, 34515480), (5, 27612384), (6, 23010320), (8, 17257740), (10, 13806192), (12, 11505160), (15, 9204128), (16, 8628870), (20, 6903096), (24, 5752580), (30, 4602064), (32, 4314435), (40, 3451548), (48, 2876290), (60, 2301032), (80, 1725774), (96, 1438145), (120, 1150516), (160, 862887), (240, 575258), (480, 287629)]