217807620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{54181}}^1$

素因数の和:54260

約数の個数: 48

約数和(自身を含む): 618975168

約数和(自身を除く): 401167548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 54181, 108362, 162543, 216724, 270905, 325086, 541810, 650172, 812715, 1083620, 1625430, 3250860, 3630127, 7260254, 10890381, 14520508, 18150635, 21780762, 36301270, 43561524, 54451905, 72602540, 108903810, 217807620]

約数ペア:

[(1, 217807620), (2, 108903810), (3, 72602540), (4, 54451905), (5, 43561524), (6, 36301270), (10, 21780762), (12, 18150635), (15, 14520508), (20, 10890381), (30, 7260254), (60, 3630127), (67, 3250860), (134, 1625430), (201, 1083620), (268, 812715), (335, 650172), (402, 541810), (670, 325086), (804, 270905), (1005, 216724), (1340, 162543), (2010, 108362), (4020, 54181)]