489248640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1231}}^1$

素因数の和:1282

約数の個数: 256

約数和(自身を含む): 1809561600

約数和(自身を除く): 1320312960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 460, 480, 540, 552, 576, 621, 640, 690, 720, 736, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1231, 1242, 1380, 1440, 1472, 1656, 1728, 1840, 1920, 2070, 2160, 2208, 2462, 2484, 2760, 2880, 2944, 3105, 3312, 3456, 3680, 3693, 4140, 4320, 4416, 4924, 4968, 5520, 5760, 6155, 6210, 6624, 7360, 7386, 8280, 8640, 8832, 9848, 9936, 11040, 11079, 12310, 12420, 13248, 14720, 14772, 16560, 17280, 18465, 19696, 19872, 22080, 22158, 24620, 24840, 26496, 28313, 29544, 33120, 33237, 36930, 39392, 39744, 44160, 44316, 49240, 49680, 55395, 56626, 59088, 66240, 66474, 73860, 78784, 79488, 84939, 88632, 98480, 99360, 110790, 113252, 118176, 132480, 132948, 141565, 147720, 157568, 166185, 169878, 177264, 196960, 198720, 221580, 226504, 236352, 254817, 265896, 283130, 295440, 332370, 339756, 354528, 393920, 397440, 424695, 443160, 453008, 472704, 509634, 531792, 566260, 590880, 664740, 679512, 709056, 764451, 787840, 849390, 886320, 906016, 1019268, 1063584, 1132520, 1181760, 1274085, 1329480, 1359024, 1418112, 1528902, 1698780, 1772640, 1812032, 2038536, 2127168, 2265040, 2363520, 2548170, 2658960, 2718048, 3057804, 3397560, 3545280, 3624064, 3822255, 4077072, 4254336, 4530080, 5096340, 5317920, 5436096, 6115608, 6795120, 7090560, 7644510, 8154144, 9060160, 10192680, 10635840, 10872192, 12231216, 13590240, 15289020, 16308288, 18120320, 20385360, 21271680, 24462432, 27180480, 30578040, 32616576, 40770720, 48924864, 54360960, 61156080, 81541440, 97849728, 122312160, 163082880, 244624320, 489248640]

約数ペア:

[(1, 489248640), (2, 244624320), (3, 163082880), (4, 122312160), (5, 97849728), (6, 81541440), (8, 61156080), (9, 54360960), (10, 48924864), (12, 40770720), (15, 32616576), (16, 30578040), (18, 27180480), (20, 24462432), (23, 21271680), (24, 20385360), (27, 18120320), (30, 16308288), (32, 15289020), (36, 13590240), (40, 12231216), (45, 10872192), (46, 10635840), (48, 10192680), (54, 9060160), (60, 8154144), (64, 7644510), (69, 7090560), (72, 6795120), (80, 6115608), (90, 5436096), (92, 5317920), (96, 5096340), (108, 4530080), (115, 4254336), (120, 4077072), (128, 3822255), (135, 3624064), (138, 3545280), (144, 3397560), (160, 3057804), (180, 2718048), (184, 2658960), (192, 2548170), (207, 2363520), (216, 2265040), (230, 2127168), (240, 2038536), (270, 1812032), (276, 1772640), (288, 1698780), (320, 1528902), (345, 1418112), (360, 1359024), (368, 1329480), (384, 1274085), (414, 1181760), (432, 1132520), (460, 1063584), (480, 1019268), (540, 906016), (552, 886320), (576, 849390), (621, 787840), (640, 764451), (690, 709056), (720, 679512), (736, 664740), (828, 590880), (864, 566260), (920, 531792), (960, 509634), (1035, 472704), (1080, 453008), (1104, 443160), (1152, 424695), (1231, 397440), (1242, 393920), (1380, 354528), (1440, 339756), (1472, 332370), (1656, 295440), (1728, 283130), (1840, 265896), (1920, 254817), (2070, 236352), (2160, 226504), (2208, 221580), (2462, 198720), (2484, 196960), (2760, 177264), (2880, 169878), (2944, 166185), (3105, 157568), (3312, 147720), (3456, 141565), (3680, 132948), (3693, 132480), (4140, 118176), (4320, 113252), (4416, 110790), (4924, 99360), (4968, 98480), (5520, 88632), (5760, 84939), (6155, 79488), (6210, 78784), (6624, 73860), (7360, 66474), (7386, 66240), (8280, 59088), (8640, 56626), (8832, 55395), (9848, 49680), (9936, 49240), (11040, 44316), (11079, 44160), (12310, 39744), (12420, 39392), (13248, 36930), (14720, 33237), (14772, 33120), (16560, 29544), (17280, 28313), (18465, 26496), (19696, 24840), (19872, 24620), (22080, 22158)]