81534480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{339727}}^1$

素因数の和:339743

約数の個数: 40

約数和(自身を含む): 252757632

約数和(自身を除く): 171223152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 339727, 679454, 1019181, 1358908, 1698635, 2038362, 2717816, 3397270, 4076724, 5095905, 5435632, 6794540, 8153448, 10191810, 13589080, 16306896, 20383620, 27178160, 40767240, 81534480]

約数ペア:

[(1, 81534480), (2, 40767240), (3, 27178160), (4, 20383620), (5, 16306896), (6, 13589080), (8, 10191810), (10, 8153448), (12, 6794540), (15, 5435632), (16, 5095905), (20, 4076724), (24, 3397270), (30, 2717816), (40, 2038362), (48, 1698635), (60, 1358908), (80, 1019181), (120, 679454), (240, 339727)]