661589280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3797}}^1$

素因数の和:3840

約数の個数: 216

約数和(自身を含む): 2482228476

約数和(自身を除く): 1820639196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 288, 330, 352, 360, 363, 396, 440, 480, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1056, 1089, 1210, 1320, 1440, 1452, 1584, 1760, 1815, 1936, 1980, 2178, 2420, 2640, 2904, 3168, 3630, 3797, 3872, 3960, 4356, 4840, 5280, 5445, 5808, 7260, 7594, 7920, 8712, 9680, 10890, 11391, 11616, 14520, 15188, 15840, 17424, 18985, 19360, 21780, 22782, 29040, 30376, 34173, 34848, 37970, 41767, 43560, 45564, 56955, 58080, 60752, 68346, 75940, 83534, 87120, 91128, 113910, 121504, 125301, 136692, 151880, 167068, 170865, 174240, 182256, 208835, 227820, 250602, 273384, 303760, 334136, 341730, 364512, 375903, 417670, 455640, 459437, 501204, 546768, 607520, 626505, 668272, 683460, 751806, 835340, 911280, 918874, 1002408, 1093536, 1253010, 1336544, 1366920, 1378311, 1503612, 1670680, 1822560, 1837748, 1879515, 2004816, 2297185, 2506020, 2733840, 2756622, 3007224, 3341360, 3675496, 3759030, 4009632, 4134933, 4594370, 5012040, 5467680, 5513244, 6014448, 6682720, 6891555, 7350992, 7518060, 8269866, 9188740, 10024080, 11026488, 12028896, 13783110, 14701984, 15036120, 16539732, 18377480, 20048160, 20674665, 22052976, 27566220, 30072240, 33079464, 36754960, 41349330, 44105952, 55132440, 60144480, 66158928, 73509920, 82698660, 110264880, 132317856, 165397320, 220529760, 330794640, 661589280]

約数ペア:

[(1, 661589280), (2, 330794640), (3, 220529760), (4, 165397320), (5, 132317856), (6, 110264880), (8, 82698660), (9, 73509920), (10, 66158928), (11, 60144480), (12, 55132440), (15, 44105952), (16, 41349330), (18, 36754960), (20, 33079464), (22, 30072240), (24, 27566220), (30, 22052976), (32, 20674665), (33, 20048160), (36, 18377480), (40, 16539732), (44, 15036120), (45, 14701984), (48, 13783110), (55, 12028896), (60, 11026488), (66, 10024080), (72, 9188740), (80, 8269866), (88, 7518060), (90, 7350992), (96, 6891555), (99, 6682720), (110, 6014448), (120, 5513244), (121, 5467680), (132, 5012040), (144, 4594370), (160, 4134933), (165, 4009632), (176, 3759030), (180, 3675496), (198, 3341360), (220, 3007224), (240, 2756622), (242, 2733840), (264, 2506020), (288, 2297185), (330, 2004816), (352, 1879515), (360, 1837748), (363, 1822560), (396, 1670680), (440, 1503612), (480, 1378311), (484, 1366920), (495, 1336544), (528, 1253010), (605, 1093536), (660, 1002408), (720, 918874), (726, 911280), (792, 835340), (880, 751806), (968, 683460), (990, 668272), (1056, 626505), (1089, 607520), (1210, 546768), (1320, 501204), (1440, 459437), (1452, 455640), (1584, 417670), (1760, 375903), (1815, 364512), (1936, 341730), (1980, 334136), (2178, 303760), (2420, 273384), (2640, 250602), (2904, 227820), (3168, 208835), (3630, 182256), (3797, 174240), (3872, 170865), (3960, 167068), (4356, 151880), (4840, 136692), (5280, 125301), (5445, 121504), (5808, 113910), (7260, 91128), (7594, 87120), (7920, 83534), (8712, 75940), (9680, 68346), (10890, 60752), (11391, 58080), (11616, 56955), (14520, 45564), (15188, 43560), (15840, 41767), (17424, 37970), (18985, 34848), (19360, 34173), (21780, 30376), (22782, 29040)]