1990289280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:358

約数の個数: 512

約数和(自身を含む): 7952670720

約数和(自身を除く): 5962381440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 31, 32, 34, 35, 40, 42, 48, 51, 56, 60, 62, 64, 68, 70, 80, 84, 85, 93, 96, 102, 105, 112, 119, 120, 124, 128, 136, 140, 155, 160, 168, 170, 186, 192, 204, 210, 217, 224, 238, 240, 248, 255, 272, 280, 281, 310, 320, 336, 340, 357, 372, 384, 408, 420, 434, 448, 465, 476, 480, 496, 510, 527, 544, 560, 562, 595, 620, 640, 651, 672, 680, 714, 744, 816, 840, 843, 868, 896, 930, 952, 960, 992, 1020, 1054, 1085, 1088, 1120, 1124, 1190, 1240, 1302, 1344, 1360, 1405, 1428, 1488, 1581, 1632, 1680, 1686, 1736, 1785, 1860, 1904, 1920, 1967, 1984, 2040, 2108, 2170, 2176, 2240, 2248, 2380, 2480, 2604, 2635, 2688, 2720, 2810, 2856, 2976, 3162, 3255, 3264, 3360, 3372, 3472, 3570, 3689, 3720, 3808, 3934, 3968, 4080, 4215, 4216, 4340, 4480, 4496, 4760, 4777, 4960, 5208, 5270, 5440, 5620, 5712, 5901, 5952, 6324, 6510, 6528, 6720, 6744, 6944, 7140, 7378, 7440, 7616, 7868, 7905, 8160, 8430, 8432, 8680, 8711, 8992, 9520, 9554, 9835, 9920, 10416, 10540, 10880, 11067, 11240, 11424, 11802, 11904, 12648, 13020, 13440, 13488, 13888, 14280, 14331, 14756, 14880, 15232, 15736, 15810, 16320, 16860, 16864, 17360, 17422, 17984, 18445, 19040, 19108, 19670, 19840, 20832, 21080, 22134, 22480, 22848, 23604, 23885, 25296, 26040, 26133, 26976, 27776, 28560, 28662, 29505, 29512, 29760, 31472, 31620, 32640, 33439, 33720, 33728, 34720, 34844, 35968, 36890, 38080, 38216, 39340, 41664, 42160, 43555, 44268, 44960, 45696, 47208, 47770, 50592, 52080, 52266, 53952, 55335, 57120, 57324, 59010, 59024, 59520, 60977, 62944, 63240, 66878, 67440, 67456, 69440, 69688, 71655, 73780, 76160, 76432, 78680, 83328, 84320, 87110, 88536, 89920, 94416, 95540, 100317, 101184, 104160, 104532, 107904, 110670, 114240, 114648, 118020, 118048, 121954, 125888, 126480, 130665, 133756, 134880, 138880, 139376, 143310, 147560, 148087, 152864, 157360, 167195, 168640, 174220, 177072, 179840, 182931, 188832, 191080, 200634, 202368, 208320, 209064, 221340, 228480, 229296, 236040, 236096, 243908, 251776, 252960, 261330, 267512, 269760, 278752, 286620, 295120, 296174, 304885, 305728, 314720, 334390, 337280, 348440, 354144, 365862, 377664, 382160, 401268, 416640, 418128, 442680, 444261, 458592, 472080, 472192, 487816, 501585, 505920, 522660, 535024, 539520, 557504, 573240, 590240, 592348, 609770, 611456, 629440, 668780, 696880, 708288, 731724, 740435, 755328, 764320, 802536, 836256, 885360, 888522, 914655, 917184, 944160, 975632, 1003170, 1011840, 1036609, 1045320, 1070048, 1115008, 1146480, 1180480, 1184696, 1219540, 1258880, 1337560, 1393760, 1416576, 1463448, 1480870, 1528640, 1605072, 1672512, 1770720, 1777044, 1829310, 1834368, 1888320, 1951264, 2006340, 2073218, 2090640, 2140096, 2221305, 2292960, 2360960, 2369392, 2439080, 2675120, 2787520, 2926896, 2961740, 3057280, 3109827, 3210144, 3345024, 3541440, 3554088, 3658620, 3776640, 3902528, 4012680, 4146436, 4181280, 4280192, 4442610, 4585920, 4738784, 4878160, 5183045, 5350240, 5575040, 5853792, 5923480, 6219654, 6420288, 7082880, 7108176, 7317240, 7805056, 8025360, 8292872, 8362560, 8885220, 9171840, 9477568, 9756320, 10366090, 10700480, 11707584, 11846960, 12439308, 12840576, 14216352, 14634480, 15549135, 16050720, 16585744, 16725120, 17770440, 18955136, 19512640, 20732180, 21400960, 23415168, 23693920, 24878616, 28432704, 29268960, 31098270, 32101440, 33171488, 35540880, 39025280, 41464360, 47387840, 49757232, 56865408, 58537920, 62196540, 64202880, 66342976, 71081760, 82928720, 94775680, 99514464, 117075840, 124393080, 132685952, 142163520, 165857440, 199028928, 248786160, 284327040, 331714880, 398057856, 497572320, 663429760, 995144640, 1990289280]

約数ペア:

[(1, 1990289280), (2, 995144640), (3, 663429760), (4, 497572320), (5, 398057856), (6, 331714880), (7, 284327040), (8, 248786160), (10, 199028928), (12, 165857440), (14, 142163520), (15, 132685952), (16, 124393080), (17, 117075840), (20, 99514464), (21, 94775680), (24, 82928720), (28, 71081760), (30, 66342976), (31, 64202880), (32, 62196540), (34, 58537920), (35, 56865408), (40, 49757232), (42, 47387840), (48, 41464360), (51, 39025280), (56, 35540880), (60, 33171488), (62, 32101440), (64, 31098270), (68, 29268960), (70, 28432704), (80, 24878616), (84, 23693920), (85, 23415168), (93, 21400960), (96, 20732180), (102, 19512640), (105, 18955136), (112, 17770440), (119, 16725120), (120, 16585744), (124, 16050720), (128, 15549135), (136, 14634480), (140, 14216352), (155, 12840576), (160, 12439308), (168, 11846960), (170, 11707584), (186, 10700480), (192, 10366090), (204, 9756320), (210, 9477568), (217, 9171840), (224, 8885220), (238, 8362560), (240, 8292872), (248, 8025360), (255, 7805056), (272, 7317240), (280, 7108176), (281, 7082880), (310, 6420288), (320, 6219654), (336, 5923480), (340, 5853792), (357, 5575040), (372, 5350240), (384, 5183045), (408, 4878160), (420, 4738784), (434, 4585920), (448, 4442610), (465, 4280192), (476, 4181280), (480, 4146436), (496, 4012680), (510, 3902528), (527, 3776640), (544, 3658620), (560, 3554088), (562, 3541440), (595, 3345024), (620, 3210144), (640, 3109827), (651, 3057280), (672, 2961740), (680, 2926896), (714, 2787520), (744, 2675120), (816, 2439080), (840, 2369392), (843, 2360960), (868, 2292960), (896, 2221305), (930, 2140096), (952, 2090640), (960, 2073218), (992, 2006340), (1020, 1951264), (1054, 1888320), (1085, 1834368), (1088, 1829310), (1120, 1777044), (1124, 1770720), (1190, 1672512), (1240, 1605072), (1302, 1528640), (1344, 1480870), (1360, 1463448), (1405, 1416576), (1428, 1393760), (1488, 1337560), (1581, 1258880), (1632, 1219540), (1680, 1184696), (1686, 1180480), (1736, 1146480), (1785, 1115008), (1860, 1070048), (1904, 1045320), (1920, 1036609), (1967, 1011840), (1984, 1003170), (2040, 975632), (2108, 944160), (2170, 917184), (2176, 914655), (2240, 888522), (2248, 885360), (2380, 836256), (2480, 802536), (2604, 764320), (2635, 755328), (2688, 740435), (2720, 731724), (2810, 708288), (2856, 696880), (2976, 668780), (3162, 629440), (3255, 611456), (3264, 609770), (3360, 592348), (3372, 590240), (3472, 573240), (3570, 557504), (3689, 539520), (3720, 535024), (3808, 522660), (3934, 505920), (3968, 501585), (4080, 487816), (4215, 472192), (4216, 472080), (4340, 458592), (4480, 444261), (4496, 442680), (4760, 418128), (4777, 416640), (4960, 401268), (5208, 382160), (5270, 377664), (5440, 365862), (5620, 354144), (5712, 348440), (5901, 337280), (5952, 334390), (6324, 314720), (6510, 305728), (6528, 304885), (6720, 296174), (6744, 295120), (6944, 286620), (7140, 278752), (7378, 269760), (7440, 267512), (7616, 261330), (7868, 252960), (7905, 251776), (8160, 243908), (8430, 236096), (8432, 236040), (8680, 229296), (8711, 228480), (8992, 221340), (9520, 209064), (9554, 208320), (9835, 202368), (9920, 200634), (10416, 191080), (10540, 188832), (10880, 182931), (11067, 179840), (11240, 177072), (11424, 174220), (11802, 168640), (11904, 167195), (12648, 157360), (13020, 152864), (13440, 148087), (13488, 147560), (13888, 143310), (14280, 139376), (14331, 138880), (14756, 134880), (14880, 133756), (15232, 130665), (15736, 126480), (15810, 125888), (16320, 121954), (16860, 118048), (16864, 118020), (17360, 114648), (17422, 114240), (17984, 110670), (18445, 107904), (19040, 104532), (19108, 104160), (19670, 101184), (19840, 100317), (20832, 95540), (21080, 94416), (22134, 89920), (22480, 88536), (22848, 87110), (23604, 84320), (23885, 83328), (25296, 78680), (26040, 76432), (26133, 76160), (26976, 73780), (27776, 71655), (28560, 69688), (28662, 69440), (29505, 67456), (29512, 67440), (29760, 66878), (31472, 63240), (31620, 62944), (32640, 60977), (33439, 59520), (33720, 59024), (33728, 59010), (34720, 57324), (34844, 57120), (35968, 55335), (36890, 53952), (38080, 52266), (38216, 52080), (39340, 50592), (41664, 47770), (42160, 47208), (43555, 45696), (44268, 44960)]