51188580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2609}}^1$

素因数の和:2733

約数の個数: 72

約数和(自身を含む): 156756600

約数和(自身を除く): 105568020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 2609, 3270, 3924, 4905, 5218, 6540, 7827, 9810, 10436, 13045, 15654, 19620, 23481, 26090, 31308, 39135, 46962, 52180, 78270, 93924, 117405, 156540, 234810, 284381, 469620, 568762, 853143, 1137524, 1421905, 1706286, 2559429, 2843810, 3412572, 4265715, 5118858, 5687620, 8531430, 10237716, 12797145, 17062860, 25594290, 51188580]

約数ペア:

[(1, 51188580), (2, 25594290), (3, 17062860), (4, 12797145), (5, 10237716), (6, 8531430), (9, 5687620), (10, 5118858), (12, 4265715), (15, 3412572), (18, 2843810), (20, 2559429), (30, 1706286), (36, 1421905), (45, 1137524), (60, 853143), (90, 568762), (109, 469620), (180, 284381), (218, 234810), (327, 156540), (436, 117405), (545, 93924), (654, 78270), (981, 52180), (1090, 46962), (1308, 39135), (1635, 31308), (1962, 26090), (2180, 23481), (2609, 19620), (3270, 15654), (3924, 13045), (4905, 10436), (5218, 9810), (6540, 7827)]