390274320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1626143}}^1$

素因数の和:1626159

約数の個数: 40

約数和(自身を含む): 1209851136

約数和(自身を除く): 819576816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1626143, 3252286, 4878429, 6504572, 8130715, 9756858, 13009144, 16261430, 19513716, 24392145, 26018288, 32522860, 39027432, 48784290, 65045720, 78054864, 97568580, 130091440, 195137160, 390274320]

約数ペア:

[(1, 390274320), (2, 195137160), (3, 130091440), (4, 97568580), (5, 78054864), (6, 65045720), (8, 48784290), (10, 39027432), (12, 32522860), (15, 26018288), (16, 24392145), (20, 19513716), (24, 16261430), (30, 13009144), (40, 9756858), (48, 8130715), (60, 6504572), (80, 4878429), (120, 3252286), (240, 1626143)]