248381280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 288

約数和(自身を含む): 993964608

約数和(自身を除く): 745583328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 96, 105, 112, 120, 123, 126, 140, 144, 160, 164, 168, 180, 205, 210, 224, 240, 246, 252, 280, 287, 288, 315, 328, 336, 360, 369, 410, 420, 480, 492, 504, 560, 574, 601, 615, 630, 656, 672, 720, 738, 820, 840, 861, 984, 1008, 1120, 1148, 1202, 1230, 1260, 1312, 1435, 1440, 1476, 1640, 1680, 1722, 1803, 1845, 1968, 2016, 2296, 2404, 2460, 2520, 2583, 2870, 2952, 3005, 3280, 3360, 3444, 3606, 3690, 3936, 4207, 4305, 4592, 4808, 4920, 5040, 5166, 5409, 5740, 5904, 6010, 6560, 6888, 7212, 7380, 8414, 8610, 9015, 9184, 9616, 9840, 10080, 10332, 10818, 11480, 11808, 12020, 12621, 12915, 13776, 14424, 14760, 16828, 17220, 18030, 19232, 19680, 20664, 21035, 21636, 22960, 24040, 24641, 25242, 25830, 27045, 27552, 28848, 29520, 33656, 34440, 36060, 37863, 41328, 42070, 43272, 45920, 48080, 49282, 50484, 51660, 54090, 57696, 59040, 63105, 67312, 68880, 72120, 73923, 75726, 82656, 84140, 86544, 96160, 98564, 100968, 103320, 108180, 123205, 126210, 134624, 137760, 144240, 147846, 151452, 168280, 172487, 173088, 189315, 197128, 201936, 206640, 216360, 221769, 246410, 252420, 288480, 295692, 302904, 336560, 344974, 369615, 378630, 394256, 403872, 413280, 432720, 443538, 492820, 504840, 517461, 591384, 605808, 673120, 689948, 739230, 757260, 788512, 862435, 865440, 887076, 985640, 1009680, 1034922, 1108845, 1182768, 1211616, 1379896, 1478460, 1514520, 1552383, 1724870, 1774152, 1971280, 2019360, 2069844, 2217690, 2365536, 2587305, 2759792, 2956920, 3029040, 3104766, 3449740, 3548304, 3942560, 4139688, 4435380, 5174610, 5519584, 5913840, 6058080, 6209532, 6899480, 7096608, 7761915, 8279376, 8870760, 10349220, 11827680, 12419064, 13798960, 15523830, 16558752, 17741520, 20698440, 24838128, 27597920, 31047660, 35483040, 41396880, 49676256, 62095320, 82793760, 124190640, 248381280]

約数ペア:

[(1, 248381280), (2, 124190640), (3, 82793760), (4, 62095320), (5, 49676256), (6, 41396880), (7, 35483040), (8, 31047660), (9, 27597920), (10, 24838128), (12, 20698440), (14, 17741520), (15, 16558752), (16, 15523830), (18, 13798960), (20, 12419064), (21, 11827680), (24, 10349220), (28, 8870760), (30, 8279376), (32, 7761915), (35, 7096608), (36, 6899480), (40, 6209532), (41, 6058080), (42, 5913840), (45, 5519584), (48, 5174610), (56, 4435380), (60, 4139688), (63, 3942560), (70, 3548304), (72, 3449740), (80, 3104766), (82, 3029040), (84, 2956920), (90, 2759792), (96, 2587305), (105, 2365536), (112, 2217690), (120, 2069844), (123, 2019360), (126, 1971280), (140, 1774152), (144, 1724870), (160, 1552383), (164, 1514520), (168, 1478460), (180, 1379896), (205, 1211616), (210, 1182768), (224, 1108845), (240, 1034922), (246, 1009680), (252, 985640), (280, 887076), (287, 865440), (288, 862435), (315, 788512), (328, 757260), (336, 739230), (360, 689948), (369, 673120), (410, 605808), (420, 591384), (480, 517461), (492, 504840), (504, 492820), (560, 443538), (574, 432720), (601, 413280), (615, 403872), (630, 394256), (656, 378630), (672, 369615), (720, 344974), (738, 336560), (820, 302904), (840, 295692), (861, 288480), (984, 252420), (1008, 246410), (1120, 221769), (1148, 216360), (1202, 206640), (1230, 201936), (1260, 197128), (1312, 189315), (1435, 173088), (1440, 172487), (1476, 168280), (1640, 151452), (1680, 147846), (1722, 144240), (1803, 137760), (1845, 134624), (1968, 126210), (2016, 123205), (2296, 108180), (2404, 103320), (2460, 100968), (2520, 98564), (2583, 96160), (2870, 86544), (2952, 84140), (3005, 82656), (3280, 75726), (3360, 73923), (3444, 72120), (3606, 68880), (3690, 67312), (3936, 63105), (4207, 59040), (4305, 57696), (4592, 54090), (4808, 51660), (4920, 50484), (5040, 49282), (5166, 48080), (5409, 45920), (5740, 43272), (5904, 42070), (6010, 41328), (6560, 37863), (6888, 36060), (7212, 34440), (7380, 33656), (8414, 29520), (8610, 28848), (9015, 27552), (9184, 27045), (9616, 25830), (9840, 25242), (10080, 24641), (10332, 24040), (10818, 22960), (11480, 21636), (11808, 21035), (12020, 20664), (12621, 19680), (12915, 19232), (13776, 18030), (14424, 17220), (14760, 16828)]