1566778740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{131221}}^1$

素因数の和:131432

約数の個数: 48

約数和(自身を含む): 4409059200

約数和(自身を除く): 2842280460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 131221, 262442, 393663, 524884, 656105, 787326, 1312210, 1574652, 1968315, 2624420, 3936630, 7873260, 26112979, 52225958, 78338937, 104451916, 130564895, 156677874, 261129790, 313355748, 391694685, 522259580, 783389370, 1566778740]

約数ペア:

[(1, 1566778740), (2, 783389370), (3, 522259580), (4, 391694685), (5, 313355748), (6, 261129790), (10, 156677874), (12, 130564895), (15, 104451916), (20, 78338937), (30, 52225958), (60, 26112979), (199, 7873260), (398, 3936630), (597, 2624420), (796, 1968315), (995, 1574652), (1194, 1312210), (1990, 787326), (2388, 656105), (2985, 524884), (3980, 393663), (5970, 262442), (11940, 131221)]