78787290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{2381}}^1$

素因数の和:3494

約数の個数: 32

約数和(自身を含む): 189340416

約数和(自身を除く): 110553126

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1103, 2206, 2381, 3309, 4762, 5515, 6618, 7143, 11030, 11905, 14286, 16545, 23810, 33090, 35715, 71430, 2626243, 5252486, 7878729, 13131215, 15757458, 26262430, 39393645, 78787290]

約数ペア:

[(1, 78787290), (2, 39393645), (3, 26262430), (5, 15757458), (6, 13131215), (10, 7878729), (15, 5252486), (30, 2626243), (1103, 71430), (2206, 35715), (2381, 33090), (3309, 23810), (4762, 16545), (5515, 14286), (6618, 11905), (7143, 11030)]