87806880

素因数分解:

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

素因数の和:340

約数の個数: 288

約数和(自身を含む): 354751488

約数和(自身を除く): 266944608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 281, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 562, 620, 630, 651, 672, 720, 744, 840, 843, 868, 930, 992, 1008, 1085, 1116, 1120, 1124, 1240, 1260, 1302, 1395, 1405, 1440, 1488, 1680, 1686, 1736, 1860, 1953, 1967, 2016, 2170, 2232, 2248, 2480, 2520, 2529, 2604, 2790, 2810, 2976, 3255, 3360, 3372, 3472, 3720, 3906, 3934, 4215, 4340, 4464, 4496, 4960, 5040, 5058, 5208, 5580, 5620, 5901, 6510, 6744, 6944, 7440, 7812, 7868, 8430, 8680, 8711, 8928, 8992, 9765, 9835, 10080, 10116, 10416, 11160, 11240, 11802, 12645, 13020, 13488, 14880, 15624, 15736, 16860, 17360, 17422, 17703, 19530, 19670, 20232, 20832, 22320, 22480, 23604, 25290, 26040, 26133, 26976, 29505, 31248, 31472, 33720, 34720, 34844, 35406, 39060, 39340, 40464, 43555, 44640, 44960, 47208, 50580, 52080, 52266, 59010, 60977, 62496, 62944, 67440, 69688, 70812, 78120, 78399, 78680, 80928, 87110, 88515, 94416, 101160, 104160, 104532, 118020, 121954, 130665, 134880, 139376, 141624, 156240, 156798, 157360, 174220, 177030, 182931, 188832, 202320, 209064, 236040, 243908, 261330, 278752, 283248, 304885, 312480, 313596, 314720, 348440, 354060, 365862, 391995, 404640, 418128, 472080, 487816, 522660, 548793, 566496, 609770, 627192, 696880, 708120, 731724, 783990, 836256, 914655, 944160, 975632, 1045320, 1097586, 1219540, 1254384, 1393760, 1416240, 1463448, 1567980, 1829310, 1951264, 2090640, 2195172, 2439080, 2508768, 2743965, 2832480, 2926896, 3135960, 3658620, 4181280, 4390344, 4878160, 5487930, 5853792, 6271920, 7317240, 8780688, 9756320, 10975860, 12543840, 14634480, 17561376, 21951720, 29268960, 43903440, 87806880]

約数ペア:

[(1, 87806880), (2, 43903440), (3, 29268960), (4, 21951720), (5, 17561376), (6, 14634480), (7, 12543840), (8, 10975860), (9, 9756320), (10, 8780688), (12, 7317240), (14, 6271920), (15, 5853792), (16, 5487930), (18, 4878160), (20, 4390344), (21, 4181280), (24, 3658620), (28, 3135960), (30, 2926896), (31, 2832480), (32, 2743965), (35, 2508768), (36, 2439080), (40, 2195172), (42, 2090640), (45, 1951264), (48, 1829310), (56, 1567980), (60, 1463448), (62, 1416240), (63, 1393760), (70, 1254384), (72, 1219540), (80, 1097586), (84, 1045320), (90, 975632), (93, 944160), (96, 914655), (105, 836256), (112, 783990), (120, 731724), (124, 708120), (126, 696880), (140, 627192), (144, 609770), (155, 566496), (160, 548793), (168, 522660), (180, 487816), (186, 472080), (210, 418128), (217, 404640), (224, 391995), (240, 365862), (248, 354060), (252, 348440), (279, 314720), (280, 313596), (281, 312480), (288, 304885), (310, 283248), (315, 278752), (336, 261330), (360, 243908), (372, 236040), (420, 209064), (434, 202320), (465, 188832), (480, 182931), (496, 177030), (504, 174220), (558, 157360), (560, 156798), (562, 156240), (620, 141624), (630, 139376), (651, 134880), (672, 130665), (720, 121954), (744, 118020), (840, 104532), (843, 104160), (868, 101160), (930, 94416), (992, 88515), (1008, 87110), (1085, 80928), (1116, 78680), (1120, 78399), (1124, 78120), (1240, 70812), (1260, 69688), (1302, 67440), (1395, 62944), (1405, 62496), (1440, 60977), (1488, 59010), (1680, 52266), (1686, 52080), (1736, 50580), (1860, 47208), (1953, 44960), (1967, 44640), (2016, 43555), (2170, 40464), (2232, 39340), (2248, 39060), (2480, 35406), (2520, 34844), (2529, 34720), (2604, 33720), (2790, 31472), (2810, 31248), (2976, 29505), (3255, 26976), (3360, 26133), (3372, 26040), (3472, 25290), (3720, 23604), (3906, 22480), (3934, 22320), (4215, 20832), (4340, 20232), (4464, 19670), (4496, 19530), (4960, 17703), (5040, 17422), (5058, 17360), (5208, 16860), (5580, 15736), (5620, 15624), (5901, 14880), (6510, 13488), (6744, 13020), (6944, 12645), (7440, 11802), (7812, 11240), (7868, 11160), (8430, 10416), (8680, 10116), (8711, 10080), (8928, 9835), (8992, 9765)]