128028360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 411505920

約数和(自身を除く): 283477560

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, 647, 680, 776, 970, 1020, 1164, 1294, 1455, 1649, 1940, 1941, 2040, 2328, 2588, 2910, 3235, 3298, 3880, 3882, 4947, 5176, 5820, 6470, 6596, 7764, 8245, 9705, 9894, 10999, 11640, 12940, 13192, 15528, 16490, 19410, 19788, 21998, 24735, 25880, 32980, 32997, 38820, 39576, 43996, 49470, 54995, 62759, 65960, 65994, 77640, 87992, 98940, 109990, 125518, 131988, 164985, 188277, 197880, 219980, 251036, 263976, 313795, 329970, 376554, 439960, 502072, 627590, 659940, 753108, 941385, 1066903, 1255180, 1319880, 1506216, 1882770, 2133806, 2510360, 3200709, 3765540, 4267612, 5334515, 6401418, 7531080, 8535224, 10669030, 12802836, 16003545, 21338060, 25605672, 32007090, 42676120, 64014180, 128028360]

約数ペア:

[(1, 128028360), (2, 64014180), (3, 42676120), (4, 32007090), (5, 25605672), (6, 21338060), (8, 16003545), (10, 12802836), (12, 10669030), (15, 8535224), (17, 7531080), (20, 6401418), (24, 5334515), (30, 4267612), (34, 3765540), (40, 3200709), (51, 2510360), (60, 2133806), (68, 1882770), (85, 1506216), (97, 1319880), (102, 1255180), (120, 1066903), (136, 941385), (170, 753108), (194, 659940), (204, 627590), (255, 502072), (291, 439960), (340, 376554), (388, 329970), (408, 313795), (485, 263976), (510, 251036), (582, 219980), (647, 197880), (680, 188277), (776, 164985), (970, 131988), (1020, 125518), (1164, 109990), (1294, 98940), (1455, 87992), (1649, 77640), (1940, 65994), (1941, 65960), (2040, 62759), (2328, 54995), (2588, 49470), (2910, 43996), (3235, 39576), (3298, 38820), (3880, 32997), (3882, 32980), (4947, 25880), (5176, 24735), (5820, 21998), (6470, 19788), (6596, 19410), (7764, 16490), (8245, 15528), (9705, 13192), (9894, 12940), (10999, 11640)]