78840690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 200672640

約数和(自身を除く): 121831950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 157, 190, 285, 314, 471, 570, 785, 881, 942, 1570, 1762, 2355, 2643, 2983, 4405, 4710, 5286, 5966, 8810, 8949, 13215, 14915, 16739, 17898, 26430, 29830, 33478, 44745, 50217, 83695, 89490, 100434, 138317, 167390, 251085, 276634, 414951, 502170, 691585, 829902, 1383170, 2074755, 2628023, 4149510, 5256046, 7884069, 13140115, 15768138, 26280230, 39420345, 78840690]

約数ペア:

[(1, 78840690), (2, 39420345), (3, 26280230), (5, 15768138), (6, 13140115), (10, 7884069), (15, 5256046), (19, 4149510), (30, 2628023), (38, 2074755), (57, 1383170), (95, 829902), (114, 691585), (157, 502170), (190, 414951), (285, 276634), (314, 251085), (471, 167390), (570, 138317), (785, 100434), (881, 89490), (942, 83695), (1570, 50217), (1762, 44745), (2355, 33478), (2643, 29830), (2983, 26430), (4405, 17898), (4710, 16739), (5286, 14915), (5966, 13215), (8810, 8949)]