40261080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2137}}^1$

素因数の和:2308

約数の個数: 64

約数和(自身を含む): 121609440

約数和(自身を除く): 81348360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2137, 2355, 3140, 3768, 4274, 4710, 6280, 6411, 8548, 9420, 10685, 12822, 17096, 18840, 21370, 25644, 32055, 42740, 51288, 64110, 85480, 128220, 256440, 335509, 671018, 1006527, 1342036, 1677545, 2013054, 2684072, 3355090, 4026108, 5032635, 6710180, 8052216, 10065270, 13420360, 20130540, 40261080]

約数ペア:

[(1, 40261080), (2, 20130540), (3, 13420360), (4, 10065270), (5, 8052216), (6, 6710180), (8, 5032635), (10, 4026108), (12, 3355090), (15, 2684072), (20, 2013054), (24, 1677545), (30, 1342036), (40, 1006527), (60, 671018), (120, 335509), (157, 256440), (314, 128220), (471, 85480), (628, 64110), (785, 51288), (942, 42740), (1256, 32055), (1570, 25644), (1884, 21370), (2137, 18840), (2355, 17096), (3140, 12822), (3768, 10685), (4274, 9420), (4710, 8548), (6280, 6411)]