331585920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:678

約数の個数: 256

約数和(自身を含む): 1214208000

約数和(自身を除く): 882622080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 619, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1238, 1240, 1395, 1440, 1488, 1674, 1728, 1857, 1860, 1920, 1984, 2160, 2232, 2476, 2480, 2790, 2880, 2976, 3095, 3348, 3456, 3714, 3720, 3968, 4185, 4320, 4464, 4952, 4960, 5571, 5580, 5760, 5952, 6190, 6696, 7428, 7440, 8370, 8640, 8928, 9285, 9904, 9920, 11142, 11160, 11904, 12380, 13392, 14856, 14880, 16713, 16740, 17280, 17856, 18570, 19189, 19808, 19840, 22284, 22320, 24760, 26784, 27855, 29712, 29760, 33426, 33480, 35712, 37140, 38378, 39616, 44568, 44640, 49520, 53568, 55710, 57567, 59424, 59520, 66852, 66960, 74280, 76756, 79232, 83565, 89136, 89280, 95945, 99040, 107136, 111420, 115134, 118848, 133704, 133920, 148560, 153512, 167130, 172701, 178272, 178560, 191890, 198080, 222840, 230268, 237696, 267408, 267840, 287835, 297120, 307024, 334260, 345402, 356544, 383780, 396160, 445680, 460536, 518103, 534816, 535680, 575670, 594240, 614048, 668520, 690804, 713088, 767560, 863505, 891360, 921072, 1036206, 1069632, 1151340, 1188480, 1228096, 1337040, 1381608, 1535120, 1727010, 1782720, 1842144, 2072412, 2139264, 2302680, 2456192, 2590515, 2674080, 2763216, 3070240, 3454020, 3565440, 3684288, 4144824, 4605360, 5181030, 5348160, 5526432, 6140480, 6908040, 7368576, 8289648, 9210720, 10362060, 10696320, 11052864, 12280960, 13816080, 16579296, 18421440, 20724120, 22105728, 27632160, 33158592, 36842880, 41448240, 55264320, 66317184, 82896480, 110528640, 165792960, 331585920]

約数ペア:

[(1, 331585920), (2, 165792960), (3, 110528640), (4, 82896480), (5, 66317184), (6, 55264320), (8, 41448240), (9, 36842880), (10, 33158592), (12, 27632160), (15, 22105728), (16, 20724120), (18, 18421440), (20, 16579296), (24, 13816080), (27, 12280960), (30, 11052864), (31, 10696320), (32, 10362060), (36, 9210720), (40, 8289648), (45, 7368576), (48, 6908040), (54, 6140480), (60, 5526432), (62, 5348160), (64, 5181030), (72, 4605360), (80, 4144824), (90, 3684288), (93, 3565440), (96, 3454020), (108, 3070240), (120, 2763216), (124, 2674080), (128, 2590515), (135, 2456192), (144, 2302680), (155, 2139264), (160, 2072412), (180, 1842144), (186, 1782720), (192, 1727010), (216, 1535120), (240, 1381608), (248, 1337040), (270, 1228096), (279, 1188480), (288, 1151340), (310, 1069632), (320, 1036206), (360, 921072), (372, 891360), (384, 863505), (432, 767560), (465, 713088), (480, 690804), (496, 668520), (540, 614048), (558, 594240), (576, 575670), (619, 535680), (620, 534816), (640, 518103), (720, 460536), (744, 445680), (837, 396160), (864, 383780), (930, 356544), (960, 345402), (992, 334260), (1080, 307024), (1116, 297120), (1152, 287835), (1238, 267840), (1240, 267408), (1395, 237696), (1440, 230268), (1488, 222840), (1674, 198080), (1728, 191890), (1857, 178560), (1860, 178272), (1920, 172701), (1984, 167130), (2160, 153512), (2232, 148560), (2476, 133920), (2480, 133704), (2790, 118848), (2880, 115134), (2976, 111420), (3095, 107136), (3348, 99040), (3456, 95945), (3714, 89280), (3720, 89136), (3968, 83565), (4185, 79232), (4320, 76756), (4464, 74280), (4952, 66960), (4960, 66852), (5571, 59520), (5580, 59424), (5760, 57567), (5952, 55710), (6190, 53568), (6696, 49520), (7428, 44640), (7440, 44568), (8370, 39616), (8640, 38378), (8928, 37140), (9285, 35712), (9904, 33480), (9920, 33426), (11142, 29760), (11160, 29712), (11904, 27855), (12380, 26784), (13392, 24760), (14856, 22320), (14880, 22284), (16713, 19840), (16740, 19808), (17280, 19189), (17856, 18570)]