205511040

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{1699}}^1$

素因数の和:1734

約数の個数: 256

約数和(自身を含む): 832320000

約数和(自身を除く): 626808960

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, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1699, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3398, 3456, 3780, 4032, 4320, 4480, 5040, 5097, 5760, 6048, 6720, 6796, 7560, 8064, 8495, 8640, 10080, 10194, 11893, 12096, 13440, 13592, 15120, 15291, 16990, 17280, 20160, 20388, 23786, 24192, 25485, 27184, 30240, 30582, 33980, 35679, 40320, 40776, 45873, 47572, 50970, 54368, 59465, 60480, 61164, 67960, 71358, 76455, 81552, 91746, 95144, 101940, 107037, 108736, 118930, 120960, 122328, 135920, 142716, 152910, 163104, 178395, 183492, 190288, 203880, 214074, 217472, 229365, 237860, 244656, 271840, 285432, 305820, 321111, 326208, 356790, 366984, 380576, 407760, 428148, 458730, 475720, 489312, 535185, 543680, 570864, 611640, 642222, 652416, 713580, 733968, 761152, 815520, 856296, 917460, 951440, 978624, 1070370, 1087360, 1141728, 1223280, 1284444, 1427160, 1467936, 1522304, 1605555, 1631040, 1712592, 1834920, 1902880, 1957248, 2140740, 2283456, 2446560, 2568888, 2854320, 2935872, 3211110, 3262080, 3425184, 3669840, 3805760, 4281480, 4566912, 4893120, 5137776, 5708640, 5871744, 6422220, 6850368, 7339680, 7611520, 8562960, 9786240, 10275552, 11417280, 12844440, 13700736, 14679360, 17125920, 20551104, 22834560, 25688880, 29358720, 34251840, 41102208, 51377760, 68503680, 102755520, 205511040]

約数ペア:

[(1, 205511040), (2, 102755520), (3, 68503680), (4, 51377760), (5, 41102208), (6, 34251840), (7, 29358720), (8, 25688880), (9, 22834560), (10, 20551104), (12, 17125920), (14, 14679360), (15, 13700736), (16, 12844440), (18, 11417280), (20, 10275552), (21, 9786240), (24, 8562960), (27, 7611520), (28, 7339680), (30, 6850368), (32, 6422220), (35, 5871744), (36, 5708640), (40, 5137776), (42, 4893120), (45, 4566912), (48, 4281480), (54, 3805760), (56, 3669840), (60, 3425184), (63, 3262080), (64, 3211110), (70, 2935872), (72, 2854320), (80, 2568888), (84, 2446560), (90, 2283456), (96, 2140740), (105, 1957248), (108, 1902880), (112, 1834920), (120, 1712592), (126, 1631040), (128, 1605555), (135, 1522304), (140, 1467936), (144, 1427160), (160, 1284444), (168, 1223280), (180, 1141728), (189, 1087360), (192, 1070370), (210, 978624), (216, 951440), (224, 917460), (240, 856296), (252, 815520), (270, 761152), (280, 733968), (288, 713580), (315, 652416), (320, 642222), (336, 611640), (360, 570864), (378, 543680), (384, 535185), (420, 489312), (432, 475720), (448, 458730), (480, 428148), (504, 407760), (540, 380576), (560, 366984), (576, 356790), (630, 326208), (640, 321111), (672, 305820), (720, 285432), (756, 271840), (840, 244656), (864, 237860), (896, 229365), (945, 217472), (960, 214074), (1008, 203880), (1080, 190288), (1120, 183492), (1152, 178395), (1260, 163104), (1344, 152910), (1440, 142716), (1512, 135920), (1680, 122328), (1699, 120960), (1728, 118930), (1890, 108736), (1920, 107037), (2016, 101940), (2160, 95144), (2240, 91746), (2520, 81552), (2688, 76455), (2880, 71358), (3024, 67960), (3360, 61164), (3398, 60480), (3456, 59465), (3780, 54368), (4032, 50970), (4320, 47572), (4480, 45873), (5040, 40776), (5097, 40320), (5760, 35679), (6048, 33980), (6720, 30582), (6796, 30240), (7560, 27184), (8064, 25485), (8495, 24192), (8640, 23786), (10080, 20388), (10194, 20160), (11893, 17280), (12096, 16990), (13440, 15291), (13592, 15120)]