640531584

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 512

約数和(自身を含む): 2467584000

約数和(自身を除く): 1827052416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 29, 32, 33, 36, 42, 44, 48, 54, 56, 58, 63, 64, 66, 72, 77, 83, 84, 87, 88, 96, 99, 108, 112, 116, 126, 128, 132, 144, 154, 166, 168, 174, 176, 189, 192, 198, 203, 216, 224, 231, 232, 249, 252, 261, 264, 288, 297, 308, 319, 332, 336, 348, 352, 378, 384, 396, 406, 432, 448, 462, 464, 498, 504, 522, 528, 576, 581, 594, 609, 616, 638, 664, 672, 693, 696, 704, 747, 756, 783, 792, 812, 864, 896, 913, 924, 928, 957, 996, 1008, 1044, 1056, 1152, 1162, 1188, 1218, 1232, 1276, 1328, 1344, 1386, 1392, 1408, 1494, 1512, 1566, 1584, 1624, 1728, 1743, 1826, 1827, 1848, 1856, 1914, 1992, 2016, 2079, 2088, 2112, 2233, 2241, 2324, 2376, 2407, 2436, 2464, 2552, 2656, 2688, 2739, 2772, 2784, 2871, 2988, 3024, 3132, 3168, 3248, 3456, 3486, 3652, 3654, 3696, 3712, 3828, 3984, 4032, 4158, 4176, 4224, 4466, 4482, 4648, 4752, 4814, 4872, 4928, 5104, 5229, 5312, 5478, 5481, 5544, 5568, 5742, 5976, 6048, 6264, 6336, 6391, 6496, 6699, 6972, 7221, 7304, 7308, 7392, 7656, 7968, 8064, 8217, 8316, 8352, 8613, 8932, 8964, 9296, 9504, 9628, 9744, 9856, 10208, 10458, 10624, 10956, 10962, 11088, 11136, 11484, 11952, 12096, 12528, 12672, 12782, 12992, 13398, 13944, 14442, 14608, 14616, 14784, 15312, 15687, 15936, 16434, 16632, 16704, 16849, 17226, 17864, 17928, 18592, 19008, 19173, 19256, 19488, 20097, 20416, 20916, 21663, 21912, 21924, 22176, 22968, 23904, 24192, 24651, 25056, 25564, 25984, 26477, 26796, 27888, 28884, 29216, 29232, 29568, 30624, 31374, 31872, 32868, 33264, 33408, 33698, 34452, 35728, 35856, 37184, 38016, 38346, 38512, 38976, 40194, 40832, 41832, 43326, 43824, 43848, 44352, 45936, 47808, 49302, 50112, 50547, 51128, 52954, 53592, 55776, 57519, 57768, 58432, 58464, 60291, 61248, 62748, 64989, 65736, 66528, 67396, 68904, 71456, 71712, 74368, 76692, 77024, 77952, 79431, 80388, 83664, 86652, 87648, 87696, 88704, 91872, 95616, 98604, 100224, 101094, 102256, 105908, 107184, 111552, 115038, 115536, 116864, 116928, 120582, 122496, 125496, 129978, 131472, 133056, 134792, 137808, 142912, 143424, 151641, 153384, 154048, 158862, 160776, 167328, 172557, 173304, 175296, 175392, 183744, 185339, 197208, 202188, 204512, 211816, 214368, 223104, 230076, 231072, 233856, 238293, 241164, 250992, 259956, 262944, 266112, 269584, 275616, 285824, 286848, 303282, 306768, 308096, 317724, 321552, 334656, 345114, 346608, 350592, 350784, 367488, 370678, 394416, 404376, 409024, 423632, 428736, 454923, 460152, 462144, 476586, 482328, 501984, 519912, 525888, 539168, 551232, 556017, 606564, 613536, 635448, 643104, 669312, 690228, 693216, 701568, 714879, 741356, 788832, 808752, 818048, 847264, 857472, 909846, 920304, 924288, 953172, 964656, 1003968, 1039824, 1051776, 1078336, 1102464, 1112034, 1213128, 1227072, 1270896, 1286208, 1380456, 1386432, 1429758, 1482712, 1577664, 1617504, 1668051, 1694528, 1819692, 1840608, 1906344, 1929312, 2007936, 2079648, 2156672, 2224068, 2426256, 2454144, 2541792, 2572416, 2760912, 2772864, 2859516, 2965424, 3155328, 3235008, 3336102, 3389056, 3639384, 3681216, 3812688, 3858624, 4159296, 4448136, 4852512, 5004153, 5083584, 5521824, 5719032, 5930848, 6470016, 6672204, 7278768, 7362432, 7625376, 7717248, 8318592, 8896272, 9705024, 10008306, 10167168, 11043648, 11438064, 11861696, 13344408, 14557536, 15250752, 17792544, 19410048, 20016612, 22087296, 22876128, 23723392, 26688816, 29115072, 30501504, 35585088, 40033224, 45752256, 53377632, 58230144, 71170176, 80066448, 91504512, 106755264, 160132896, 213510528, 320265792, 640531584]

約数ペア:

[(1, 640531584), (2, 320265792), (3, 213510528), (4, 160132896), (6, 106755264), (7, 91504512), (8, 80066448), (9, 71170176), (11, 58230144), (12, 53377632), (14, 45752256), (16, 40033224), (18, 35585088), (21, 30501504), (22, 29115072), (24, 26688816), (27, 23723392), (28, 22876128), (29, 22087296), (32, 20016612), (33, 19410048), (36, 17792544), (42, 15250752), (44, 14557536), (48, 13344408), (54, 11861696), (56, 11438064), (58, 11043648), (63, 10167168), (64, 10008306), (66, 9705024), (72, 8896272), (77, 8318592), (83, 7717248), (84, 7625376), (87, 7362432), (88, 7278768), (96, 6672204), (99, 6470016), (108, 5930848), (112, 5719032), (116, 5521824), (126, 5083584), (128, 5004153), (132, 4852512), (144, 4448136), (154, 4159296), (166, 3858624), (168, 3812688), (174, 3681216), (176, 3639384), (189, 3389056), (192, 3336102), (198, 3235008), (203, 3155328), (216, 2965424), (224, 2859516), (231, 2772864), (232, 2760912), (249, 2572416), (252, 2541792), (261, 2454144), (264, 2426256), (288, 2224068), (297, 2156672), (308, 2079648), (319, 2007936), (332, 1929312), (336, 1906344), (348, 1840608), (352, 1819692), (378, 1694528), (384, 1668051), (396, 1617504), (406, 1577664), (432, 1482712), (448, 1429758), (462, 1386432), (464, 1380456), (498, 1286208), (504, 1270896), (522, 1227072), (528, 1213128), (576, 1112034), (581, 1102464), (594, 1078336), (609, 1051776), (616, 1039824), (638, 1003968), (664, 964656), (672, 953172), (693, 924288), (696, 920304), (704, 909846), (747, 857472), (756, 847264), (783, 818048), (792, 808752), (812, 788832), (864, 741356), (896, 714879), (913, 701568), (924, 693216), (928, 690228), (957, 669312), (996, 643104), (1008, 635448), (1044, 613536), (1056, 606564), (1152, 556017), (1162, 551232), (1188, 539168), (1218, 525888), (1232, 519912), (1276, 501984), (1328, 482328), (1344, 476586), (1386, 462144), (1392, 460152), (1408, 454923), (1494, 428736), (1512, 423632), (1566, 409024), (1584, 404376), (1624, 394416), (1728, 370678), (1743, 367488), (1826, 350784), (1827, 350592), (1848, 346608), (1856, 345114), (1914, 334656), (1992, 321552), (2016, 317724), (2079, 308096), (2088, 306768), (2112, 303282), (2233, 286848), (2241, 285824), (2324, 275616), (2376, 269584), (2407, 266112), (2436, 262944), (2464, 259956), (2552, 250992), (2656, 241164), (2688, 238293), (2739, 233856), (2772, 231072), (2784, 230076), (2871, 223104), (2988, 214368), (3024, 211816), (3132, 204512), (3168, 202188), (3248, 197208), (3456, 185339), (3486, 183744), (3652, 175392), (3654, 175296), (3696, 173304), (3712, 172557), (3828, 167328), (3984, 160776), (4032, 158862), (4158, 154048), (4176, 153384), (4224, 151641), (4466, 143424), (4482, 142912), (4648, 137808), (4752, 134792), (4814, 133056), (4872, 131472), (4928, 129978), (5104, 125496), (5229, 122496), (5312, 120582), (5478, 116928), (5481, 116864), (5544, 115536), (5568, 115038), (5742, 111552), (5976, 107184), (6048, 105908), (6264, 102256), (6336, 101094), (6391, 100224), (6496, 98604), (6699, 95616), (6972, 91872), (7221, 88704), (7304, 87696), (7308, 87648), (7392, 86652), (7656, 83664), (7968, 80388), (8064, 79431), (8217, 77952), (8316, 77024), (8352, 76692), (8613, 74368), (8932, 71712), (8964, 71456), (9296, 68904), (9504, 67396), (9628, 66528), (9744, 65736), (9856, 64989), (10208, 62748), (10458, 61248), (10624, 60291), (10956, 58464), (10962, 58432), (11088, 57768), (11136, 57519), (11484, 55776), (11952, 53592), (12096, 52954), (12528, 51128), (12672, 50547), (12782, 50112), (12992, 49302), (13398, 47808), (13944, 45936), (14442, 44352), (14608, 43848), (14616, 43824), (14784, 43326), (15312, 41832), (15687, 40832), (15936, 40194), (16434, 38976), (16632, 38512), (16704, 38346), (16849, 38016), (17226, 37184), (17864, 35856), (17928, 35728), (18592, 34452), (19008, 33698), (19173, 33408), (19256, 33264), (19488, 32868), (20097, 31872), (20416, 31374), (20916, 30624), (21663, 29568), (21912, 29232), (21924, 29216), (22176, 28884), (22968, 27888), (23904, 26796), (24192, 26477), (24651, 25984), (25056, 25564)]