1280989080

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 384

約数和(自身を含む): 5025646080

約数和(自身を除く): 3744657000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 67, 70, 72, 81, 84, 90, 105, 108, 120, 126, 134, 135, 140, 162, 168, 180, 189, 201, 210, 216, 243, 252, 268, 270, 280, 281, 315, 324, 335, 360, 378, 402, 405, 420, 469, 486, 504, 536, 540, 562, 567, 603, 630, 648, 670, 756, 804, 810, 840, 843, 938, 945, 972, 1005, 1080, 1124, 1134, 1206, 1215, 1260, 1340, 1405, 1407, 1512, 1608, 1620, 1686, 1701, 1809, 1876, 1890, 1944, 1967, 2010, 2248, 2268, 2345, 2412, 2430, 2520, 2529, 2680, 2810, 2814, 2835, 3015, 3240, 3372, 3402, 3618, 3752, 3780, 3934, 4020, 4215, 4221, 4536, 4690, 4824, 4860, 5058, 5427, 5620, 5628, 5670, 5901, 6030, 6744, 6804, 7035, 7236, 7560, 7587, 7868, 8040, 8430, 8442, 8505, 9045, 9380, 9720, 9835, 10116, 10854, 11240, 11256, 11340, 11802, 12060, 12645, 12663, 13608, 14070, 14472, 15174, 15736, 16281, 16860, 16884, 17010, 17703, 18090, 18760, 18827, 19670, 20232, 21105, 21708, 22680, 22761, 23604, 24120, 25290, 25326, 27135, 28140, 29505, 30348, 32562, 33720, 33768, 34020, 35406, 36180, 37654, 37935, 37989, 39340, 42210, 43416, 45522, 47208, 50580, 50652, 53109, 54270, 56280, 56481, 59010, 60696, 63315, 65124, 68040, 68283, 70812, 72360, 75308, 75870, 75978, 78680, 81405, 84420, 88515, 91044, 94135, 101160, 101304, 106218, 108540, 112962, 113805, 113967, 118020, 126630, 130248, 131789, 136566, 141624, 150616, 151740, 151956, 159327, 162810, 168840, 169443, 177030, 182088, 188270, 189945, 212436, 217080, 225924, 227610, 227934, 236040, 253260, 263578, 265545, 273132, 282405, 303480, 303912, 318654, 325620, 338886, 341415, 354060, 376540, 379890, 395367, 424872, 451848, 455220, 455868, 477981, 506520, 508329, 527156, 531090, 546264, 564810, 569835, 637308, 651240, 658945, 677772, 682830, 708120, 753080, 759780, 790734, 796635, 847215, 910440, 911736, 955962, 1016658, 1054312, 1062180, 1129620, 1139670, 1186101, 1274616, 1317890, 1355544, 1365660, 1519560, 1524987, 1581468, 1593270, 1694430, 1911924, 1976835, 2033316, 2124360, 2259240, 2279340, 2372202, 2389905, 2541645, 2635780, 2731320, 3049974, 3162936, 3186540, 3388860, 3558303, 3823848, 3953670, 4066632, 4558680, 4574961, 4744404, 4779810, 5083290, 5271560, 5930505, 6099948, 6373080, 6777720, 7116606, 7624935, 7907340, 9149922, 9488808, 9559620, 10166580, 10674909, 11861010, 12199896, 14233212, 15249870, 15814680, 17791515, 18299844, 19119240, 20333160, 21349818, 22874805, 23722020, 28466424, 30499740, 32024727, 35583030, 36599688, 42699636, 45749610, 47444040, 53374545, 60999480, 64049454, 71166060, 85399272, 91499220, 106749090, 128098908, 142332120, 160123635, 182998440, 213498180, 256197816, 320247270, 426996360, 640494540, 1280989080]

約数ペア:

[(1, 1280989080), (2, 640494540), (3, 426996360), (4, 320247270), (5, 256197816), (6, 213498180), (7, 182998440), (8, 160123635), (9, 142332120), (10, 128098908), (12, 106749090), (14, 91499220), (15, 85399272), (18, 71166060), (20, 64049454), (21, 60999480), (24, 53374545), (27, 47444040), (28, 45749610), (30, 42699636), (35, 36599688), (36, 35583030), (40, 32024727), (42, 30499740), (45, 28466424), (54, 23722020), (56, 22874805), (60, 21349818), (63, 20333160), (67, 19119240), (70, 18299844), (72, 17791515), (81, 15814680), (84, 15249870), (90, 14233212), (105, 12199896), (108, 11861010), (120, 10674909), (126, 10166580), (134, 9559620), (135, 9488808), (140, 9149922), (162, 7907340), (168, 7624935), (180, 7116606), (189, 6777720), (201, 6373080), (210, 6099948), (216, 5930505), (243, 5271560), (252, 5083290), (268, 4779810), (270, 4744404), (280, 4574961), (281, 4558680), (315, 4066632), (324, 3953670), (335, 3823848), (360, 3558303), (378, 3388860), (402, 3186540), (405, 3162936), (420, 3049974), (469, 2731320), (486, 2635780), (504, 2541645), (536, 2389905), (540, 2372202), (562, 2279340), (567, 2259240), (603, 2124360), (630, 2033316), (648, 1976835), (670, 1911924), (756, 1694430), (804, 1593270), (810, 1581468), (840, 1524987), (843, 1519560), (938, 1365660), (945, 1355544), (972, 1317890), (1005, 1274616), (1080, 1186101), (1124, 1139670), (1134, 1129620), (1206, 1062180), (1215, 1054312), (1260, 1016658), (1340, 955962), (1405, 911736), (1407, 910440), (1512, 847215), (1608, 796635), (1620, 790734), (1686, 759780), (1701, 753080), (1809, 708120), (1876, 682830), (1890, 677772), (1944, 658945), (1967, 651240), (2010, 637308), (2248, 569835), (2268, 564810), (2345, 546264), (2412, 531090), (2430, 527156), (2520, 508329), (2529, 506520), (2680, 477981), (2810, 455868), (2814, 455220), (2835, 451848), (3015, 424872), (3240, 395367), (3372, 379890), (3402, 376540), (3618, 354060), (3752, 341415), (3780, 338886), (3934, 325620), (4020, 318654), (4215, 303912), (4221, 303480), (4536, 282405), (4690, 273132), (4824, 265545), (4860, 263578), (5058, 253260), (5427, 236040), (5620, 227934), (5628, 227610), (5670, 225924), (5901, 217080), (6030, 212436), (6744, 189945), (6804, 188270), (7035, 182088), (7236, 177030), (7560, 169443), (7587, 168840), (7868, 162810), (8040, 159327), (8430, 151956), (8442, 151740), (8505, 150616), (9045, 141624), (9380, 136566), (9720, 131789), (9835, 130248), (10116, 126630), (10854, 118020), (11240, 113967), (11256, 113805), (11340, 112962), (11802, 108540), (12060, 106218), (12645, 101304), (12663, 101160), (13608, 94135), (14070, 91044), (14472, 88515), (15174, 84420), (15736, 81405), (16281, 78680), (16860, 75978), (16884, 75870), (17010, 75308), (17703, 72360), (18090, 70812), (18760, 68283), (18827, 68040), (19670, 65124), (20232, 63315), (21105, 60696), (21708, 59010), (22680, 56481), (22761, 56280), (23604, 54270), (24120, 53109), (25290, 50652), (25326, 50580), (27135, 47208), (28140, 45522), (29505, 43416), (30348, 42210), (32562, 39340), (33720, 37989), (33768, 37935), (34020, 37654), (35406, 36180)]