256749120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1511}}^1$

素因数の和:1593

約数の個数: 168

約数和(自身を含む): 898672320

約数和(自身を除く): 641923200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 64, 72, 80, 90, 96, 118, 120, 144, 160, 177, 180, 192, 236, 240, 288, 295, 320, 354, 360, 472, 480, 531, 576, 590, 708, 720, 885, 944, 960, 1062, 1180, 1416, 1440, 1511, 1770, 1888, 2124, 2360, 2655, 2832, 2880, 3022, 3540, 3776, 4248, 4533, 4720, 5310, 5664, 6044, 7080, 7555, 8496, 9066, 9440, 10620, 11328, 12088, 13599, 14160, 15110, 16992, 18132, 18880, 21240, 22665, 24176, 27198, 28320, 30220, 33984, 36264, 42480, 45330, 48352, 54396, 56640, 60440, 67995, 72528, 84960, 89149, 90660, 96704, 108792, 120880, 135990, 145056, 169920, 178298, 181320, 217584, 241760, 267447, 271980, 290112, 356596, 362640, 435168, 445745, 483520, 534894, 543960, 713192, 725280, 802341, 870336, 891490, 1069788, 1087920, 1337235, 1426384, 1450560, 1604682, 1782980, 2139576, 2175840, 2674470, 2852768, 3209364, 3565960, 4011705, 4279152, 4351680, 5348940, 5705536, 6418728, 7131920, 8023410, 8558304, 10697880, 12837456, 14263840, 16046820, 17116608, 21395760, 25674912, 28527680, 32093640, 42791520, 51349824, 64187280, 85583040, 128374560, 256749120]

約数ペア:

[(1, 256749120), (2, 128374560), (3, 85583040), (4, 64187280), (5, 51349824), (6, 42791520), (8, 32093640), (9, 28527680), (10, 25674912), (12, 21395760), (15, 17116608), (16, 16046820), (18, 14263840), (20, 12837456), (24, 10697880), (30, 8558304), (32, 8023410), (36, 7131920), (40, 6418728), (45, 5705536), (48, 5348940), (59, 4351680), (60, 4279152), (64, 4011705), (72, 3565960), (80, 3209364), (90, 2852768), (96, 2674470), (118, 2175840), (120, 2139576), (144, 1782980), (160, 1604682), (177, 1450560), (180, 1426384), (192, 1337235), (236, 1087920), (240, 1069788), (288, 891490), (295, 870336), (320, 802341), (354, 725280), (360, 713192), (472, 543960), (480, 534894), (531, 483520), (576, 445745), (590, 435168), (708, 362640), (720, 356596), (885, 290112), (944, 271980), (960, 267447), (1062, 241760), (1180, 217584), (1416, 181320), (1440, 178298), (1511, 169920), (1770, 145056), (1888, 135990), (2124, 120880), (2360, 108792), (2655, 96704), (2832, 90660), (2880, 89149), (3022, 84960), (3540, 72528), (3776, 67995), (4248, 60440), (4533, 56640), (4720, 54396), (5310, 48352), (5664, 45330), (6044, 42480), (7080, 36264), (7555, 33984), (8496, 30220), (9066, 28320), (9440, 27198), (10620, 24176), (11328, 22665), (12088, 21240), (13599, 18880), (14160, 18132), (15110, 16992)]