397249920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 320

約数和(自身を含む): 1451419200

約数和(自身を除く): 1054169280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 79, 80, 81, 90, 96, 97, 108, 120, 128, 135, 144, 158, 160, 162, 180, 192, 194, 216, 237, 240, 270, 288, 291, 316, 320, 324, 360, 384, 388, 395, 405, 432, 474, 480, 485, 540, 576, 582, 632, 640, 648, 711, 720, 776, 790, 810, 864, 873, 948, 960, 970, 1080, 1152, 1164, 1185, 1264, 1296, 1422, 1440, 1455, 1552, 1580, 1620, 1728, 1746, 1896, 1920, 1940, 2133, 2160, 2328, 2370, 2528, 2592, 2619, 2844, 2880, 2910, 3104, 3160, 3240, 3456, 3492, 3555, 3792, 3880, 4266, 4320, 4365, 4656, 4740, 5056, 5184, 5238, 5688, 5760, 5820, 6208, 6320, 6399, 6480, 6984, 7110, 7584, 7663, 7760, 7857, 8532, 8640, 8730, 9312, 9480, 10112, 10368, 10476, 10665, 11376, 11640, 12416, 12640, 12798, 12960, 13095, 13968, 14220, 15168, 15326, 15520, 15714, 17064, 17280, 17460, 18624, 18960, 20952, 21330, 22752, 22989, 23280, 25280, 25596, 25920, 26190, 27936, 28440, 30336, 30652, 31040, 31428, 31995, 34128, 34920, 37248, 37920, 38315, 39285, 41904, 42660, 45504, 45978, 46560, 50560, 51192, 51840, 52380, 55872, 56880, 61304, 62080, 62856, 63990, 68256, 68967, 69840, 75840, 76630, 78570, 83808, 85320, 91008, 91956, 93120, 102384, 104760, 111744, 113760, 114945, 122608, 125712, 127980, 136512, 137934, 139680, 151680, 153260, 157140, 167616, 170640, 183912, 186240, 204768, 206901, 209520, 227520, 229890, 245216, 251424, 255960, 273024, 275868, 279360, 306520, 314280, 335232, 341280, 344835, 367824, 409536, 413802, 419040, 455040, 459780, 490432, 502848, 511920, 551736, 558720, 613040, 620703, 628560, 682560, 689670, 735648, 819072, 827604, 838080, 919560, 980864, 1005696, 1023840, 1034505, 1103472, 1226080, 1241406, 1257120, 1365120, 1379340, 1471296, 1655208, 1676160, 1839120, 2047680, 2069010, 2206944, 2452160, 2482812, 2514240, 2758680, 2942592, 3103515, 3310416, 3678240, 4095360, 4138020, 4413888, 4904320, 4965624, 5028480, 5517360, 6207030, 6620832, 7356480, 8276040, 8827776, 9931248, 11034720, 12414060, 13241664, 14712960, 16552080, 19862496, 22069440, 24828120, 26483328, 33104160, 39724992, 44138880, 49656240, 66208320, 79449984, 99312480, 132416640, 198624960, 397249920]

約数ペア:

[(1, 397249920), (2, 198624960), (3, 132416640), (4, 99312480), (5, 79449984), (6, 66208320), (8, 49656240), (9, 44138880), (10, 39724992), (12, 33104160), (15, 26483328), (16, 24828120), (18, 22069440), (20, 19862496), (24, 16552080), (27, 14712960), (30, 13241664), (32, 12414060), (36, 11034720), (40, 9931248), (45, 8827776), (48, 8276040), (54, 7356480), (60, 6620832), (64, 6207030), (72, 5517360), (79, 5028480), (80, 4965624), (81, 4904320), (90, 4413888), (96, 4138020), (97, 4095360), (108, 3678240), (120, 3310416), (128, 3103515), (135, 2942592), (144, 2758680), (158, 2514240), (160, 2482812), (162, 2452160), (180, 2206944), (192, 2069010), (194, 2047680), (216, 1839120), (237, 1676160), (240, 1655208), (270, 1471296), (288, 1379340), (291, 1365120), (316, 1257120), (320, 1241406), (324, 1226080), (360, 1103472), (384, 1034505), (388, 1023840), (395, 1005696), (405, 980864), (432, 919560), (474, 838080), (480, 827604), (485, 819072), (540, 735648), (576, 689670), (582, 682560), (632, 628560), (640, 620703), (648, 613040), (711, 558720), (720, 551736), (776, 511920), (790, 502848), (810, 490432), (864, 459780), (873, 455040), (948, 419040), (960, 413802), (970, 409536), (1080, 367824), (1152, 344835), (1164, 341280), (1185, 335232), (1264, 314280), (1296, 306520), (1422, 279360), (1440, 275868), (1455, 273024), (1552, 255960), (1580, 251424), (1620, 245216), (1728, 229890), (1746, 227520), (1896, 209520), (1920, 206901), (1940, 204768), (2133, 186240), (2160, 183912), (2328, 170640), (2370, 167616), (2528, 157140), (2592, 153260), (2619, 151680), (2844, 139680), (2880, 137934), (2910, 136512), (3104, 127980), (3160, 125712), (3240, 122608), (3456, 114945), (3492, 113760), (3555, 111744), (3792, 104760), (3880, 102384), (4266, 93120), (4320, 91956), (4365, 91008), (4656, 85320), (4740, 83808), (5056, 78570), (5184, 76630), (5238, 75840), (5688, 69840), (5760, 68967), (5820, 68256), (6208, 63990), (6320, 62856), (6399, 62080), (6480, 61304), (6984, 56880), (7110, 55872), (7584, 52380), (7663, 51840), (7760, 51192), (7857, 50560), (8532, 46560), (8640, 45978), (8730, 45504), (9312, 42660), (9480, 41904), (10112, 39285), (10368, 38315), (10476, 37920), (10665, 37248), (11376, 34920), (11640, 34128), (12416, 31995), (12640, 31428), (12798, 31040), (12960, 30652), (13095, 30336), (13968, 28440), (14220, 27936), (15168, 26190), (15326, 25920), (15520, 25596), (15714, 25280), (17064, 23280), (17280, 22989), (17460, 22752), (18624, 21330), (18960, 20952)]