68330360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{881}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 176541120

約数和(自身を除く): 108210760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 277, 280, 554, 881, 1108, 1385, 1762, 1939, 2216, 2770, 3524, 3878, 4405, 5540, 6167, 7048, 7756, 8810, 9695, 11080, 12334, 15512, 17620, 19390, 24668, 30835, 35240, 38780, 49336, 61670, 77560, 123340, 244037, 246680, 488074, 976148, 1220185, 1708259, 1952296, 2440370, 3416518, 4880740, 6833036, 8541295, 9761480, 13666072, 17082590, 34165180, 68330360]

約数ペア:

[(1, 68330360), (2, 34165180), (4, 17082590), (5, 13666072), (7, 9761480), (8, 8541295), (10, 6833036), (14, 4880740), (20, 3416518), (28, 2440370), (35, 1952296), (40, 1708259), (56, 1220185), (70, 976148), (140, 488074), (277, 246680), (280, 244037), (554, 123340), (881, 77560), (1108, 61670), (1385, 49336), (1762, 38780), (1939, 35240), (2216, 30835), (2770, 24668), (3524, 19390), (3878, 17620), (4405, 15512), (5540, 12334), (6167, 11080), (7048, 9695), (7756, 8810)]