278142480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 480

約数和(自身を含む): 1211708160

約数和(自身を除く): 933565680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 29, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 58, 60, 63, 66, 70, 72, 77, 80, 84, 87, 88, 90, 99, 105, 110, 112, 116, 120, 126, 132, 140, 144, 145, 154, 165, 168, 173, 174, 176, 180, 198, 203, 210, 220, 231, 232, 240, 252, 261, 264, 280, 290, 308, 315, 319, 330, 336, 346, 348, 360, 385, 396, 406, 420, 435, 440, 462, 464, 495, 504, 519, 522, 528, 560, 580, 609, 616, 630, 638, 660, 692, 693, 696, 720, 770, 792, 812, 840, 865, 870, 880, 924, 957, 990, 1008, 1015, 1038, 1044, 1155, 1160, 1211, 1218, 1232, 1260, 1276, 1305, 1320, 1384, 1386, 1392, 1540, 1557, 1584, 1595, 1624, 1680, 1730, 1740, 1827, 1848, 1903, 1914, 1980, 2030, 2076, 2088, 2233, 2310, 2320, 2422, 2436, 2520, 2552, 2595, 2610, 2640, 2768, 2772, 2871, 3045, 3080, 3114, 3190, 3248, 3460, 3465, 3480, 3633, 3654, 3696, 3806, 3828, 3960, 4060, 4152, 4176, 4466, 4620, 4785, 4844, 4872, 5017, 5040, 5104, 5190, 5220, 5544, 5709, 5742, 6055, 6090, 6160, 6228, 6380, 6699, 6920, 6930, 6960, 7266, 7308, 7612, 7656, 7785, 7920, 8120, 8304, 8932, 9135, 9240, 9515, 9570, 9688, 9744, 10034, 10380, 10440, 10899, 11088, 11165, 11418, 11484, 12110, 12180, 12456, 12760, 13321, 13398, 13840, 13860, 14355, 14532, 14616, 15051, 15224, 15312, 15570, 16240, 17127, 17864, 18165, 18270, 18480, 19030, 19140, 19376, 20068, 20097, 20760, 20880, 21798, 22330, 22836, 22968, 24220, 24360, 24912, 25085, 25520, 26642, 26796, 27720, 28545, 28710, 29064, 29232, 30102, 30448, 31140, 33495, 34254, 35119, 35728, 36330, 36540, 38060, 38280, 39963, 40136, 40194, 41520, 43596, 44660, 45153, 45672, 45936, 48440, 48720, 50170, 53284, 53592, 54495, 55187, 55440, 57090, 57420, 58128, 60204, 62280, 66605, 66990, 68508, 70238, 72660, 73080, 75255, 76120, 76560, 79926, 80272, 80388, 85635, 87192, 89320, 90306, 91344, 96880, 100340, 100485, 105357, 106568, 107184, 108990, 110374, 114180, 114840, 119889, 120408, 124560, 133210, 133980, 137016, 140476, 145320, 146160, 150510, 152240, 159852, 160776, 165561, 171270, 174384, 175595, 178640, 180612, 199815, 200680, 200970, 210714, 213136, 217980, 220748, 225765, 228360, 229680, 239778, 240816, 266420, 267960, 274032, 275935, 280952, 290640, 301020, 316071, 319704, 321552, 331122, 342540, 351190, 361224, 386309, 399630, 401360, 401940, 421428, 435960, 441496, 451530, 456720, 479556, 496683, 526785, 532840, 535920, 551870, 561904, 599445, 602040, 632142, 639408, 662244, 685080, 702380, 722448, 772618, 799260, 803880, 827805, 842856, 871920, 882992, 903060, 959112, 993366, 1053570, 1065680, 1103740, 1158927, 1198890, 1204080, 1264284, 1324488, 1370160, 1404760, 1545236, 1580355, 1598520, 1607760, 1655610, 1685712, 1806120, 1918224, 1931545, 1986732, 2107140, 2207480, 2317854, 2397780, 2483415, 2528568, 2648976, 2809520, 3090472, 3160710, 3197040, 3311220, 3476781, 3612240, 3863090, 3973464, 4214280, 4414960, 4635708, 4795560, 4966830, 5057136, 5794635, 6180944, 6321420, 6622440, 6953562, 7726180, 7946928, 8428560, 9271416, 9591120, 9933660, 11589270, 12642840, 13244880, 13907124, 15452360, 17383905, 18542832, 19867320, 23178540, 25285680, 27814248, 30904720, 34767810, 39734640, 46357080, 55628496, 69535620, 92714160, 139071240, 278142480]

約数ペア:

[(1, 278142480), (2, 139071240), (3, 92714160), (4, 69535620), (5, 55628496), (6, 46357080), (7, 39734640), (8, 34767810), (9, 30904720), (10, 27814248), (11, 25285680), (12, 23178540), (14, 19867320), (15, 18542832), (16, 17383905), (18, 15452360), (20, 13907124), (21, 13244880), (22, 12642840), (24, 11589270), (28, 9933660), (29, 9591120), (30, 9271416), (33, 8428560), (35, 7946928), (36, 7726180), (40, 6953562), (42, 6622440), (44, 6321420), (45, 6180944), (48, 5794635), (55, 5057136), (56, 4966830), (58, 4795560), (60, 4635708), (63, 4414960), (66, 4214280), (70, 3973464), (72, 3863090), (77, 3612240), (80, 3476781), (84, 3311220), (87, 3197040), (88, 3160710), (90, 3090472), (99, 2809520), (105, 2648976), (110, 2528568), (112, 2483415), (116, 2397780), (120, 2317854), (126, 2207480), (132, 2107140), (140, 1986732), (144, 1931545), (145, 1918224), (154, 1806120), (165, 1685712), (168, 1655610), (173, 1607760), (174, 1598520), (176, 1580355), (180, 1545236), (198, 1404760), (203, 1370160), (210, 1324488), (220, 1264284), (231, 1204080), (232, 1198890), (240, 1158927), (252, 1103740), (261, 1065680), (264, 1053570), (280, 993366), (290, 959112), (308, 903060), (315, 882992), (319, 871920), (330, 842856), (336, 827805), (346, 803880), (348, 799260), (360, 772618), (385, 722448), (396, 702380), (406, 685080), (420, 662244), (435, 639408), (440, 632142), (462, 602040), (464, 599445), (495, 561904), (504, 551870), (519, 535920), (522, 532840), (528, 526785), (560, 496683), (580, 479556), (609, 456720), (616, 451530), (630, 441496), (638, 435960), (660, 421428), (692, 401940), (693, 401360), (696, 399630), (720, 386309), (770, 361224), (792, 351190), (812, 342540), (840, 331122), (865, 321552), (870, 319704), (880, 316071), (924, 301020), (957, 290640), (990, 280952), (1008, 275935), (1015, 274032), (1038, 267960), (1044, 266420), (1155, 240816), (1160, 239778), (1211, 229680), (1218, 228360), (1232, 225765), (1260, 220748), (1276, 217980), (1305, 213136), (1320, 210714), (1384, 200970), (1386, 200680), (1392, 199815), (1540, 180612), (1557, 178640), (1584, 175595), (1595, 174384), (1624, 171270), (1680, 165561), (1730, 160776), (1740, 159852), (1827, 152240), (1848, 150510), (1903, 146160), (1914, 145320), (1980, 140476), (2030, 137016), (2076, 133980), (2088, 133210), (2233, 124560), (2310, 120408), (2320, 119889), (2422, 114840), (2436, 114180), (2520, 110374), (2552, 108990), (2595, 107184), (2610, 106568), (2640, 105357), (2768, 100485), (2772, 100340), (2871, 96880), (3045, 91344), (3080, 90306), (3114, 89320), (3190, 87192), (3248, 85635), (3460, 80388), (3465, 80272), (3480, 79926), (3633, 76560), (3654, 76120), (3696, 75255), (3806, 73080), (3828, 72660), (3960, 70238), (4060, 68508), (4152, 66990), (4176, 66605), (4466, 62280), (4620, 60204), (4785, 58128), (4844, 57420), (4872, 57090), (5017, 55440), (5040, 55187), (5104, 54495), (5190, 53592), (5220, 53284), (5544, 50170), (5709, 48720), (5742, 48440), (6055, 45936), (6090, 45672), (6160, 45153), (6228, 44660), (6380, 43596), (6699, 41520), (6920, 40194), (6930, 40136), (6960, 39963), (7266, 38280), (7308, 38060), (7612, 36540), (7656, 36330), (7785, 35728), (7920, 35119), (8120, 34254), (8304, 33495), (8932, 31140), (9135, 30448), (9240, 30102), (9515, 29232), (9570, 29064), (9688, 28710), (9744, 28545), (10034, 27720), (10380, 26796), (10440, 26642), (10899, 25520), (11088, 25085), (11165, 24912), (11418, 24360), (11484, 24220), (12110, 22968), (12180, 22836), (12456, 22330), (12760, 21798), (13321, 20880), (13398, 20760), (13840, 20097), (13860, 20068), (14355, 19376), (14532, 19140), (14616, 19030), (15051, 18480), (15224, 18270), (15312, 18165), (15570, 17864), (16240, 17127)]