328371840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:672

約数の個数: 256

約数和(自身を含む): 1202457600

約数和(自身を除く): 874085760

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, 613, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1226, 1240, 1395, 1440, 1488, 1674, 1728, 1839, 1860, 1920, 1984, 2160, 2232, 2452, 2480, 2790, 2880, 2976, 3065, 3348, 3456, 3678, 3720, 3968, 4185, 4320, 4464, 4904, 4960, 5517, 5580, 5760, 5952, 6130, 6696, 7356, 7440, 8370, 8640, 8928, 9195, 9808, 9920, 11034, 11160, 11904, 12260, 13392, 14712, 14880, 16551, 16740, 17280, 17856, 18390, 19003, 19616, 19840, 22068, 22320, 24520, 26784, 27585, 29424, 29760, 33102, 33480, 35712, 36780, 38006, 39232, 44136, 44640, 49040, 53568, 55170, 57009, 58848, 59520, 66204, 66960, 73560, 76012, 78464, 82755, 88272, 89280, 95015, 98080, 107136, 110340, 114018, 117696, 132408, 133920, 147120, 152024, 165510, 171027, 176544, 178560, 190030, 196160, 220680, 228036, 235392, 264816, 267840, 285045, 294240, 304048, 331020, 342054, 353088, 380060, 392320, 441360, 456072, 513081, 529632, 535680, 570090, 588480, 608096, 662040, 684108, 706176, 760120, 855135, 882720, 912144, 1026162, 1059264, 1140180, 1176960, 1216192, 1324080, 1368216, 1520240, 1710270, 1765440, 1824288, 2052324, 2118528, 2280360, 2432384, 2565405, 2648160, 2736432, 3040480, 3420540, 3530880, 3648576, 4104648, 4560720, 5130810, 5296320, 5472864, 6080960, 6841080, 7297152, 8209296, 9121440, 10261620, 10592640, 10945728, 12161920, 13682160, 16418592, 18242880, 20523240, 21891456, 27364320, 32837184, 36485760, 41046480, 54728640, 65674368, 82092960, 109457280, 164185920, 328371840]

約数ペア:

[(1, 328371840), (2, 164185920), (3, 109457280), (4, 82092960), (5, 65674368), (6, 54728640), (8, 41046480), (9, 36485760), (10, 32837184), (12, 27364320), (15, 21891456), (16, 20523240), (18, 18242880), (20, 16418592), (24, 13682160), (27, 12161920), (30, 10945728), (31, 10592640), (32, 10261620), (36, 9121440), (40, 8209296), (45, 7297152), (48, 6841080), (54, 6080960), (60, 5472864), (62, 5296320), (64, 5130810), (72, 4560720), (80, 4104648), (90, 3648576), (93, 3530880), (96, 3420540), (108, 3040480), (120, 2736432), (124, 2648160), (128, 2565405), (135, 2432384), (144, 2280360), (155, 2118528), (160, 2052324), (180, 1824288), (186, 1765440), (192, 1710270), (216, 1520240), (240, 1368216), (248, 1324080), (270, 1216192), (279, 1176960), (288, 1140180), (310, 1059264), (320, 1026162), (360, 912144), (372, 882720), (384, 855135), (432, 760120), (465, 706176), (480, 684108), (496, 662040), (540, 608096), (558, 588480), (576, 570090), (613, 535680), (620, 529632), (640, 513081), (720, 456072), (744, 441360), (837, 392320), (864, 380060), (930, 353088), (960, 342054), (992, 331020), (1080, 304048), (1116, 294240), (1152, 285045), (1226, 267840), (1240, 264816), (1395, 235392), (1440, 228036), (1488, 220680), (1674, 196160), (1728, 190030), (1839, 178560), (1860, 176544), (1920, 171027), (1984, 165510), (2160, 152024), (2232, 147120), (2452, 133920), (2480, 132408), (2790, 117696), (2880, 114018), (2976, 110340), (3065, 107136), (3348, 98080), (3456, 95015), (3678, 89280), (3720, 88272), (3968, 82755), (4185, 78464), (4320, 76012), (4464, 73560), (4904, 66960), (4960, 66204), (5517, 59520), (5580, 58848), (5760, 57009), (5952, 55170), (6130, 53568), (6696, 49040), (7356, 44640), (7440, 44136), (8370, 39232), (8640, 38006), (8928, 36780), (9195, 35712), (9808, 33480), (9920, 33102), (11034, 29760), (11160, 29424), (11904, 27585), (12260, 26784), (13392, 24520), (14712, 22320), (14880, 22068), (16551, 19840), (16740, 19616), (17280, 19003), (17856, 18390)]