205057440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{6781}}^1$

素因数の和:6812

約数の個数: 192

約数和(自身を含む): 820350720

約数和(自身を除く): 615293280

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, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 6781, 7560, 10080, 13562, 15120, 20343, 27124, 30240, 33905, 40686, 47467, 54248, 61029, 67810, 81372, 94934, 101715, 108496, 122058, 135620, 142401, 162744, 183087, 189868, 203430, 216992, 237335, 244116, 271240, 284802, 305145, 325488, 366174, 379736, 406860, 427203, 474670, 488232, 542480, 569604, 610290, 650976, 712005, 732348, 759472, 813720, 854406, 915435, 949340, 976464, 1084960, 1139208, 1220580, 1281609, 1424010, 1464696, 1518944, 1627440, 1708812, 1830870, 1898680, 1952928, 2136015, 2278416, 2441160, 2563218, 2848020, 2929392, 3254880, 3417624, 3661740, 3797360, 4272030, 4556832, 4882320, 5126436, 5696040, 5858784, 6408045, 6835248, 7323480, 7594720, 8544060, 9764640, 10252872, 11392080, 12816090, 13670496, 14646960, 17088120, 20505744, 22784160, 25632180, 29293920, 34176240, 41011488, 51264360, 68352480, 102528720, 205057440]

約数ペア:

[(1, 205057440), (2, 102528720), (3, 68352480), (4, 51264360), (5, 41011488), (6, 34176240), (7, 29293920), (8, 25632180), (9, 22784160), (10, 20505744), (12, 17088120), (14, 14646960), (15, 13670496), (16, 12816090), (18, 11392080), (20, 10252872), (21, 9764640), (24, 8544060), (27, 7594720), (28, 7323480), (30, 6835248), (32, 6408045), (35, 5858784), (36, 5696040), (40, 5126436), (42, 4882320), (45, 4556832), (48, 4272030), (54, 3797360), (56, 3661740), (60, 3417624), (63, 3254880), (70, 2929392), (72, 2848020), (80, 2563218), (84, 2441160), (90, 2278416), (96, 2136015), (105, 1952928), (108, 1898680), (112, 1830870), (120, 1708812), (126, 1627440), (135, 1518944), (140, 1464696), (144, 1424010), (160, 1281609), (168, 1220580), (180, 1139208), (189, 1084960), (210, 976464), (216, 949340), (224, 915435), (240, 854406), (252, 813720), (270, 759472), (280, 732348), (288, 712005), (315, 650976), (336, 610290), (360, 569604), (378, 542480), (420, 488232), (432, 474670), (480, 427203), (504, 406860), (540, 379736), (560, 366174), (630, 325488), (672, 305145), (720, 284802), (756, 271240), (840, 244116), (864, 237335), (945, 216992), (1008, 203430), (1080, 189868), (1120, 183087), (1260, 162744), (1440, 142401), (1512, 135620), (1680, 122058), (1890, 108496), (2016, 101715), (2160, 94934), (2520, 81372), (3024, 67810), (3360, 61029), (3780, 54248), (4320, 47467), (5040, 40686), (6048, 33905), (6781, 30240), (7560, 27124), (10080, 20343), (13562, 15120)]