638830080

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 480

約数和(自身を含む): 2688738624

約数和(自身を除く): 2049908544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 128, 136, 140, 144, 153, 160, 168, 170, 180, 192, 204, 210, 224, 233, 238, 240, 252, 255, 256, 272, 280, 288, 306, 315, 320, 336, 340, 357, 360, 384, 408, 420, 448, 466, 476, 480, 504, 510, 512, 544, 560, 576, 595, 612, 630, 640, 672, 680, 699, 714, 720, 765, 768, 816, 840, 896, 932, 952, 960, 1008, 1020, 1071, 1088, 1120, 1152, 1165, 1190, 1224, 1260, 1280, 1344, 1360, 1398, 1428, 1440, 1530, 1536, 1631, 1632, 1680, 1785, 1792, 1864, 1904, 1920, 2016, 2040, 2097, 2142, 2176, 2240, 2304, 2330, 2380, 2448, 2520, 2560, 2688, 2720, 2796, 2856, 2880, 3060, 3262, 3264, 3360, 3495, 3570, 3584, 3728, 3808, 3840, 3961, 4032, 4080, 4194, 4284, 4352, 4480, 4608, 4660, 4760, 4893, 4896, 5040, 5355, 5376, 5440, 5592, 5712, 5760, 6120, 6524, 6528, 6720, 6990, 7140, 7456, 7616, 7680, 7922, 8064, 8155, 8160, 8388, 8568, 8704, 8960, 9320, 9520, 9786, 9792, 10080, 10485, 10710, 10752, 10880, 11184, 11424, 11520, 11883, 12240, 13048, 13056, 13440, 13980, 14280, 14679, 14912, 15232, 15844, 16128, 16310, 16320, 16776, 17136, 17920, 18640, 19040, 19572, 19584, 19805, 20160, 20970, 21420, 21760, 22368, 22848, 23040, 23766, 24465, 24480, 26096, 26112, 26880, 27727, 27960, 28560, 29358, 29824, 30464, 31688, 32256, 32620, 32640, 33552, 34272, 35649, 37280, 38080, 39144, 39168, 39610, 40320, 41940, 42840, 43520, 44736, 45696, 47532, 48930, 48960, 52192, 53760, 55454, 55920, 57120, 58716, 59415, 59648, 60928, 63376, 65240, 65280, 67104, 68544, 71298, 73395, 74560, 76160, 78288, 78336, 79220, 80640, 83181, 83880, 85680, 89472, 91392, 95064, 97860, 97920, 104384, 110908, 111840, 114240, 117432, 118830, 119296, 126752, 130480, 130560, 134208, 137088, 138635, 142596, 146790, 149120, 152320, 156576, 158440, 161280, 166362, 167760, 171360, 178245, 178944, 182784, 190128, 195720, 195840, 208768, 221816, 223680, 228480, 234864, 237660, 249543, 253504, 260960, 268416, 274176, 277270, 285192, 293580, 298240, 304640, 313152, 316880, 332724, 335520, 342720, 356490, 357888, 380256, 391440, 391680, 415905, 417536, 443632, 447360, 456960, 469728, 475320, 499086, 507008, 521920, 536832, 548352, 554540, 570384, 587160, 596480, 626304, 633760, 665448, 671040, 685440, 712980, 760512, 782880, 831810, 835072, 887264, 894720, 913920, 939456, 950640, 998172, 1014016, 1043840, 1073664, 1109080, 1140768, 1174320, 1247715, 1252608, 1267520, 1330896, 1342080, 1370880, 1425960, 1521024, 1565760, 1663620, 1774528, 1789440, 1878912, 1901280, 1996344, 2028032, 2087680, 2218160, 2281536, 2348640, 2495430, 2505216, 2535040, 2661792, 2684160, 2741760, 2851920, 3042048, 3131520, 3327240, 3549056, 3757824, 3802560, 3992688, 4175360, 4436320, 4563072, 4697280, 4990860, 5070080, 5323584, 5368320, 5703840, 6084096, 6263040, 6654480, 7098112, 7515648, 7605120, 7985376, 8872640, 9126144, 9394560, 9981720, 10140160, 10647168, 11407680, 12526080, 13308960, 14196224, 15210240, 15970752, 17745280, 18252288, 18789120, 19963440, 21294336, 22815360, 26617920, 30420480, 31941504, 35490560, 37578240, 39926880, 42588672, 45630720, 53235840, 63883008, 70981120, 79853760, 91261440, 106471680, 127766016, 159707520, 212943360, 319415040, 638830080]

約数ペア:

[(1, 638830080), (2, 319415040), (3, 212943360), (4, 159707520), (5, 127766016), (6, 106471680), (7, 91261440), (8, 79853760), (9, 70981120), (10, 63883008), (12, 53235840), (14, 45630720), (15, 42588672), (16, 39926880), (17, 37578240), (18, 35490560), (20, 31941504), (21, 30420480), (24, 26617920), (28, 22815360), (30, 21294336), (32, 19963440), (34, 18789120), (35, 18252288), (36, 17745280), (40, 15970752), (42, 15210240), (45, 14196224), (48, 13308960), (51, 12526080), (56, 11407680), (60, 10647168), (63, 10140160), (64, 9981720), (68, 9394560), (70, 9126144), (72, 8872640), (80, 7985376), (84, 7605120), (85, 7515648), (90, 7098112), (96, 6654480), (102, 6263040), (105, 6084096), (112, 5703840), (119, 5368320), (120, 5323584), (126, 5070080), (128, 4990860), (136, 4697280), (140, 4563072), (144, 4436320), (153, 4175360), (160, 3992688), (168, 3802560), (170, 3757824), (180, 3549056), (192, 3327240), (204, 3131520), (210, 3042048), (224, 2851920), (233, 2741760), (238, 2684160), (240, 2661792), (252, 2535040), (255, 2505216), (256, 2495430), (272, 2348640), (280, 2281536), (288, 2218160), (306, 2087680), (315, 2028032), (320, 1996344), (336, 1901280), (340, 1878912), (357, 1789440), (360, 1774528), (384, 1663620), (408, 1565760), (420, 1521024), (448, 1425960), (466, 1370880), (476, 1342080), (480, 1330896), (504, 1267520), (510, 1252608), (512, 1247715), (544, 1174320), (560, 1140768), (576, 1109080), (595, 1073664), (612, 1043840), (630, 1014016), (640, 998172), (672, 950640), (680, 939456), (699, 913920), (714, 894720), (720, 887264), (765, 835072), (768, 831810), (816, 782880), (840, 760512), (896, 712980), (932, 685440), (952, 671040), (960, 665448), (1008, 633760), (1020, 626304), (1071, 596480), (1088, 587160), (1120, 570384), (1152, 554540), (1165, 548352), (1190, 536832), (1224, 521920), (1260, 507008), (1280, 499086), (1344, 475320), (1360, 469728), (1398, 456960), (1428, 447360), (1440, 443632), (1530, 417536), (1536, 415905), (1631, 391680), (1632, 391440), (1680, 380256), (1785, 357888), (1792, 356490), (1864, 342720), (1904, 335520), (1920, 332724), (2016, 316880), (2040, 313152), (2097, 304640), (2142, 298240), (2176, 293580), (2240, 285192), (2304, 277270), (2330, 274176), (2380, 268416), (2448, 260960), (2520, 253504), (2560, 249543), (2688, 237660), (2720, 234864), (2796, 228480), (2856, 223680), (2880, 221816), (3060, 208768), (3262, 195840), (3264, 195720), (3360, 190128), (3495, 182784), (3570, 178944), (3584, 178245), (3728, 171360), (3808, 167760), (3840, 166362), (3961, 161280), (4032, 158440), (4080, 156576), (4194, 152320), (4284, 149120), (4352, 146790), (4480, 142596), (4608, 138635), (4660, 137088), (4760, 134208), (4893, 130560), (4896, 130480), (5040, 126752), (5355, 119296), (5376, 118830), (5440, 117432), (5592, 114240), (5712, 111840), (5760, 110908), (6120, 104384), (6524, 97920), (6528, 97860), (6720, 95064), (6990, 91392), (7140, 89472), (7456, 85680), (7616, 83880), (7680, 83181), (7922, 80640), (8064, 79220), (8155, 78336), (8160, 78288), (8388, 76160), (8568, 74560), (8704, 73395), (8960, 71298), (9320, 68544), (9520, 67104), (9786, 65280), (9792, 65240), (10080, 63376), (10485, 60928), (10710, 59648), (10752, 59415), (10880, 58716), (11184, 57120), (11424, 55920), (11520, 55454), (11883, 53760), (12240, 52192), (13048, 48960), (13056, 48930), (13440, 47532), (13980, 45696), (14280, 44736), (14679, 43520), (14912, 42840), (15232, 41940), (15844, 40320), (16128, 39610), (16310, 39168), (16320, 39144), (16776, 38080), (17136, 37280), (17920, 35649), (18640, 34272), (19040, 33552), (19572, 32640), (19584, 32620), (19805, 32256), (20160, 31688), (20970, 30464), (21420, 29824), (21760, 29358), (22368, 28560), (22848, 27960), (23040, 27727), (23766, 26880), (24465, 26112), (24480, 26096)]