1617960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 4939200

約数和(自身を除く): 3321240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 139, 194, 278, 291, 388, 417, 485, 556, 582, 695, 776, 834, 970, 1112, 1164, 1390, 1455, 1668, 1940, 2085, 2328, 2780, 2910, 3336, 3880, 4170, 5560, 5820, 8340, 11640, 13483, 16680, 26966, 40449, 53932, 67415, 80898, 107864, 134830, 161796, 202245, 269660, 323592, 404490, 539320, 808980, 1617960]

約数ペア:

[(1, 1617960), (2, 808980), (3, 539320), (4, 404490), (5, 323592), (6, 269660), (8, 202245), (10, 161796), (12, 134830), (15, 107864), (20, 80898), (24, 67415), (30, 53932), (40, 40449), (60, 26966), (97, 16680), (120, 13483), (139, 11640), (194, 8340), (278, 5820), (291, 5560), (388, 4170), (417, 3880), (485, 3336), (556, 2910), (582, 2780), (695, 2328), (776, 2085), (834, 1940), (970, 1668), (1112, 1455), (1164, 1390)]