217583160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11549}}^1$

素因数の和:11720

約数の個数: 64

約数和(自身を含む): 656964000

約数和(自身を除く): 439380840

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, 2355, 3140, 3768, 4710, 6280, 9420, 11549, 18840, 23098, 34647, 46196, 57745, 69294, 92392, 115490, 138588, 173235, 230980, 277176, 346470, 461960, 692940, 1385880, 1813193, 3626386, 5439579, 7252772, 9065965, 10879158, 14505544, 18131930, 21758316, 27197895, 36263860, 43516632, 54395790, 72527720, 108791580, 217583160]

約数ペア:

[(1, 217583160), (2, 108791580), (3, 72527720), (4, 54395790), (5, 43516632), (6, 36263860), (8, 27197895), (10, 21758316), (12, 18131930), (15, 14505544), (20, 10879158), (24, 9065965), (30, 7252772), (40, 5439579), (60, 3626386), (120, 1813193), (157, 1385880), (314, 692940), (471, 461960), (628, 346470), (785, 277176), (942, 230980), (1256, 173235), (1570, 138588), (1884, 115490), (2355, 92392), (3140, 69294), (3768, 57745), (4710, 46196), (6280, 34647), (9420, 23098), (11549, 18840)]