197216520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16943}}^1$

素因数の和:17054

約数の個数: 64

約数和(自身を含む): 597784320

約数和(自身を除く): 400567800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 16943, 33886, 50829, 67772, 84715, 101658, 135544, 169430, 203316, 254145, 338860, 406632, 508290, 677720, 1016580, 1643471, 2033160, 3286942, 4930413, 6573884, 8217355, 9860826, 13147768, 16434710, 19721652, 24652065, 32869420, 39443304, 49304130, 65738840, 98608260, 197216520]

約数ペア:

[(1, 197216520), (2, 98608260), (3, 65738840), (4, 49304130), (5, 39443304), (6, 32869420), (8, 24652065), (10, 19721652), (12, 16434710), (15, 13147768), (20, 9860826), (24, 8217355), (30, 6573884), (40, 4930413), (60, 3286942), (97, 2033160), (120, 1643471), (194, 1016580), (291, 677720), (388, 508290), (485, 406632), (582, 338860), (776, 254145), (970, 203316), (1164, 169430), (1455, 135544), (1940, 101658), (2328, 84715), (2910, 67772), (3880, 50829), (5820, 33886), (11640, 16943)]