248800890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27737}}^1$

素因数の和:27783

約数の個数: 64

約数和(自身を含む): 671037696

約数和(自身を除く): 422236806

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 27737, 55474, 83211, 138685, 166422, 277370, 360581, 416055, 637951, 721162, 832110, 1081743, 1275902, 1802905, 1913853, 2163486, 3189755, 3605810, 3827706, 5408715, 6379510, 8293363, 9569265, 10817430, 16586726, 19138530, 24880089, 41466815, 49760178, 82933630, 124400445, 248800890]

約数ペア:

[(1, 248800890), (2, 124400445), (3, 82933630), (5, 49760178), (6, 41466815), (10, 24880089), (13, 19138530), (15, 16586726), (23, 10817430), (26, 9569265), (30, 8293363), (39, 6379510), (46, 5408715), (65, 3827706), (69, 3605810), (78, 3189755), (115, 2163486), (130, 1913853), (138, 1802905), (195, 1275902), (230, 1081743), (299, 832110), (345, 721162), (390, 637951), (598, 416055), (690, 360581), (897, 277370), (1495, 166422), (1794, 138685), (2990, 83211), (4485, 55474), (8970, 27737)]