638520960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 384

約数和(自身を含む): 2586997440

約数和(自身を除く): 1948476480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 98, 105, 110, 112, 120, 128, 132, 140, 147, 154, 160, 165, 168, 176, 192, 196, 210, 220, 224, 231, 240, 245, 264, 280, 294, 308, 320, 330, 336, 352, 384, 385, 392, 420, 440, 448, 462, 480, 490, 528, 539, 560, 588, 616, 617, 640, 660, 672, 704, 735, 770, 784, 840, 880, 896, 924, 960, 980, 1056, 1078, 1120, 1155, 1176, 1232, 1234, 1320, 1344, 1408, 1470, 1540, 1568, 1617, 1680, 1760, 1848, 1851, 1920, 1960, 2112, 2156, 2240, 2310, 2352, 2464, 2468, 2640, 2688, 2695, 2940, 3080, 3085, 3136, 3234, 3360, 3520, 3696, 3702, 3920, 4224, 4312, 4319, 4480, 4620, 4704, 4928, 4936, 5280, 5390, 5880, 6160, 6170, 6272, 6468, 6720, 6787, 7040, 7392, 7404, 7840, 8085, 8624, 8638, 9240, 9255, 9408, 9856, 9872, 10560, 10780, 11760, 12320, 12340, 12936, 12957, 13440, 13574, 14784, 14808, 15680, 16170, 17248, 17276, 18480, 18510, 18816, 19744, 20361, 21120, 21560, 21595, 23520, 24640, 24680, 25872, 25914, 27148, 29568, 29616, 30233, 31360, 32340, 33935, 34496, 34552, 36960, 37020, 39488, 40722, 43120, 43190, 47040, 47509, 49280, 49360, 51744, 51828, 54296, 59232, 60466, 64680, 64785, 67870, 68992, 69104, 73920, 74040, 78976, 81444, 86240, 86380, 90699, 94080, 95018, 98720, 101805, 103488, 103656, 108592, 118464, 120932, 129360, 129570, 135740, 138208, 142527, 147840, 148080, 151165, 162888, 172480, 172760, 181398, 190036, 197440, 203610, 206976, 207312, 217184, 236928, 237545, 241864, 258720, 259140, 271480, 276416, 285054, 296160, 302330, 325776, 332563, 344960, 345520, 362796, 380072, 394880, 407220, 414624, 434368, 453495, 475090, 483728, 517440, 518280, 542960, 552832, 570108, 592320, 604660, 651552, 665126, 691040, 712635, 725592, 760144, 814440, 829248, 868736, 906990, 950180, 967456, 997689, 1034880, 1036560, 1085920, 1140216, 1184640, 1209320, 1303104, 1330252, 1382080, 1425270, 1451184, 1520288, 1628880, 1658496, 1662815, 1813980, 1900360, 1934912, 1995378, 2073120, 2171840, 2280432, 2418640, 2606208, 2660504, 2764160, 2850540, 2902368, 3040576, 3257760, 3325630, 3627960, 3800720, 3869824, 3990756, 4146240, 4343680, 4560864, 4837280, 4988445, 5321008, 5701080, 5804736, 6081152, 6515520, 6651260, 7255920, 7601440, 7981512, 8292480, 9121728, 9674560, 9976890, 10642016, 11402160, 11609472, 13031040, 13302520, 14511840, 15202880, 15963024, 18243456, 19349120, 19953780, 21284032, 22804320, 26605040, 29023680, 30405760, 31926048, 39907560, 42568064, 45608640, 53210080, 58047360, 63852096, 79815120, 91217280, 106420160, 127704192, 159630240, 212840320, 319260480, 638520960]

約数ペア:

[(1, 638520960), (2, 319260480), (3, 212840320), (4, 159630240), (5, 127704192), (6, 106420160), (7, 91217280), (8, 79815120), (10, 63852096), (11, 58047360), (12, 53210080), (14, 45608640), (15, 42568064), (16, 39907560), (20, 31926048), (21, 30405760), (22, 29023680), (24, 26605040), (28, 22804320), (30, 21284032), (32, 19953780), (33, 19349120), (35, 18243456), (40, 15963024), (42, 15202880), (44, 14511840), (48, 13302520), (49, 13031040), (55, 11609472), (56, 11402160), (60, 10642016), (64, 9976890), (66, 9674560), (70, 9121728), (77, 8292480), (80, 7981512), (84, 7601440), (88, 7255920), (96, 6651260), (98, 6515520), (105, 6081152), (110, 5804736), (112, 5701080), (120, 5321008), (128, 4988445), (132, 4837280), (140, 4560864), (147, 4343680), (154, 4146240), (160, 3990756), (165, 3869824), (168, 3800720), (176, 3627960), (192, 3325630), (196, 3257760), (210, 3040576), (220, 2902368), (224, 2850540), (231, 2764160), (240, 2660504), (245, 2606208), (264, 2418640), (280, 2280432), (294, 2171840), (308, 2073120), (320, 1995378), (330, 1934912), (336, 1900360), (352, 1813980), (384, 1662815), (385, 1658496), (392, 1628880), (420, 1520288), (440, 1451184), (448, 1425270), (462, 1382080), (480, 1330252), (490, 1303104), (528, 1209320), (539, 1184640), (560, 1140216), (588, 1085920), (616, 1036560), (617, 1034880), (640, 997689), (660, 967456), (672, 950180), (704, 906990), (735, 868736), (770, 829248), (784, 814440), (840, 760144), (880, 725592), (896, 712635), (924, 691040), (960, 665126), (980, 651552), (1056, 604660), (1078, 592320), (1120, 570108), (1155, 552832), (1176, 542960), (1232, 518280), (1234, 517440), (1320, 483728), (1344, 475090), (1408, 453495), (1470, 434368), (1540, 414624), (1568, 407220), (1617, 394880), (1680, 380072), (1760, 362796), (1848, 345520), (1851, 344960), (1920, 332563), (1960, 325776), (2112, 302330), (2156, 296160), (2240, 285054), (2310, 276416), (2352, 271480), (2464, 259140), (2468, 258720), (2640, 241864), (2688, 237545), (2695, 236928), (2940, 217184), (3080, 207312), (3085, 206976), (3136, 203610), (3234, 197440), (3360, 190036), (3520, 181398), (3696, 172760), (3702, 172480), (3920, 162888), (4224, 151165), (4312, 148080), (4319, 147840), (4480, 142527), (4620, 138208), (4704, 135740), (4928, 129570), (4936, 129360), (5280, 120932), (5390, 118464), (5880, 108592), (6160, 103656), (6170, 103488), (6272, 101805), (6468, 98720), (6720, 95018), (6787, 94080), (7040, 90699), (7392, 86380), (7404, 86240), (7840, 81444), (8085, 78976), (8624, 74040), (8638, 73920), (9240, 69104), (9255, 68992), (9408, 67870), (9856, 64785), (9872, 64680), (10560, 60466), (10780, 59232), (11760, 54296), (12320, 51828), (12340, 51744), (12936, 49360), (12957, 49280), (13440, 47509), (13574, 47040), (14784, 43190), (14808, 43120), (15680, 40722), (16170, 39488), (17248, 37020), (17276, 36960), (18480, 34552), (18510, 34496), (18816, 33935), (19744, 32340), (20361, 31360), (21120, 30233), (21560, 29616), (21595, 29568), (23520, 27148), (24640, 25914), (24680, 25872)]