197880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 635040

約数和(自身を除く): 437160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 97, 102, 120, 136, 170, 194, 204, 255, 291, 340, 388, 408, 485, 510, 582, 680, 776, 970, 1020, 1164, 1455, 1649, 1940, 2040, 2328, 2910, 3298, 3880, 4947, 5820, 6596, 8245, 9894, 11640, 13192, 16490, 19788, 24735, 32980, 39576, 49470, 65960, 98940, 197880]

約数ペア:

[(1, 197880), (2, 98940), (3, 65960), (4, 49470), (5, 39576), (6, 32980), (8, 24735), (10, 19788), (12, 16490), (15, 13192), (17, 11640), (20, 9894), (24, 8245), (30, 6596), (34, 5820), (40, 4947), (51, 3880), (60, 3298), (68, 2910), (85, 2328), (97, 2040), (102, 1940), (120, 1649), (136, 1455), (170, 1164), (194, 1020), (204, 970), (255, 776), (291, 680), (340, 582), (388, 510), (408, 485)]