81855240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10181}}^1$

素因数の和:10262

約数の個数: 64

約数和(自身を含む): 249255360

約数和(自身を除く): 167400120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 4020, 8040, 10181, 20362, 30543, 40724, 50905, 61086, 81448, 101810, 122172, 152715, 203620, 244344, 305430, 407240, 610860, 682127, 1221720, 1364254, 2046381, 2728508, 3410635, 4092762, 5457016, 6821270, 8185524, 10231905, 13642540, 16371048, 20463810, 27285080, 40927620, 81855240]

約数ペア:

[(1, 81855240), (2, 40927620), (3, 27285080), (4, 20463810), (5, 16371048), (6, 13642540), (8, 10231905), (10, 8185524), (12, 6821270), (15, 5457016), (20, 4092762), (24, 3410635), (30, 2728508), (40, 2046381), (60, 1364254), (67, 1221720), (120, 682127), (134, 610860), (201, 407240), (268, 305430), (335, 244344), (402, 203620), (536, 152715), (670, 122172), (804, 101810), (1005, 81448), (1340, 61086), (1608, 50905), (2010, 40724), (2680, 30543), (4020, 20362), (8040, 10181)]