128163810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27211}}^1$

素因数の和:27378

約数の個数: 32

約数和(自身を含む): 309563712

約数和(自身を除く): 181399902

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4710, 27211, 54422, 81633, 136055, 163266, 272110, 408165, 816330, 4272127, 8544254, 12816381, 21360635, 25632762, 42721270, 64081905, 128163810]

約数ペア:

[(1, 128163810), (2, 64081905), (3, 42721270), (5, 25632762), (6, 21360635), (10, 12816381), (15, 8544254), (30, 4272127), (157, 816330), (314, 408165), (471, 272110), (785, 163266), (942, 136055), (1570, 81633), (2355, 54422), (4710, 27211)]