68977440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{2281}}^1$

素因数の和:2312

約数の個数: 192

約数和(自身を含む): 276030720

約数和(自身を除く): 207053280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2281, 2520, 3024, 3360, 3780, 4320, 4562, 5040, 6048, 6843, 7560, 9124, 10080, 11405, 13686, 15120, 15967, 18248, 20529, 22810, 27372, 30240, 31934, 34215, 36496, 41058, 45620, 47901, 54744, 61587, 63868, 68430, 72992, 79835, 82116, 91240, 95802, 102645, 109488, 123174, 127736, 136860, 143703, 159670, 164232, 182480, 191604, 205290, 218976, 239505, 246348, 255472, 273720, 287406, 307935, 319340, 328464, 364960, 383208, 410580, 431109, 479010, 492696, 510944, 547440, 574812, 615870, 638680, 656928, 718515, 766416, 821160, 862218, 958020, 985392, 1094880, 1149624, 1231740, 1277360, 1437030, 1532832, 1642320, 1724436, 1916040, 1970784, 2155545, 2299248, 2463480, 2554720, 2874060, 3284640, 3448872, 3832080, 4311090, 4598496, 4926960, 5748120, 6897744, 7664160, 8622180, 9853920, 11496240, 13795488, 17244360, 22992480, 34488720, 68977440]

約数ペア:

[(1, 68977440), (2, 34488720), (3, 22992480), (4, 17244360), (5, 13795488), (6, 11496240), (7, 9853920), (8, 8622180), (9, 7664160), (10, 6897744), (12, 5748120), (14, 4926960), (15, 4598496), (16, 4311090), (18, 3832080), (20, 3448872), (21, 3284640), (24, 2874060), (27, 2554720), (28, 2463480), (30, 2299248), (32, 2155545), (35, 1970784), (36, 1916040), (40, 1724436), (42, 1642320), (45, 1532832), (48, 1437030), (54, 1277360), (56, 1231740), (60, 1149624), (63, 1094880), (70, 985392), (72, 958020), (80, 862218), (84, 821160), (90, 766416), (96, 718515), (105, 656928), (108, 638680), (112, 615870), (120, 574812), (126, 547440), (135, 510944), (140, 492696), (144, 479010), (160, 431109), (168, 410580), (180, 383208), (189, 364960), (210, 328464), (216, 319340), (224, 307935), (240, 287406), (252, 273720), (270, 255472), (280, 246348), (288, 239505), (315, 218976), (336, 205290), (360, 191604), (378, 182480), (420, 164232), (432, 159670), (480, 143703), (504, 136860), (540, 127736), (560, 123174), (630, 109488), (672, 102645), (720, 95802), (756, 91240), (840, 82116), (864, 79835), (945, 72992), (1008, 68430), (1080, 63868), (1120, 61587), (1260, 54744), (1440, 47901), (1512, 45620), (1680, 41058), (1890, 36496), (2016, 34215), (2160, 31934), (2281, 30240), (2520, 27372), (3024, 22810), (3360, 20529), (3780, 18248), (4320, 15967), (4562, 15120), (5040, 13686), (6048, 11405), (6843, 10080), (7560, 9124)]