398139840

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 448

約数和(自身を含む): 1667865600

約数和(自身を除く): 1269725760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 64, 70, 72, 80, 84, 87, 90, 96, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 160, 168, 174, 180, 189, 192, 203, 210, 216, 224, 227, 232, 240, 252, 261, 270, 280, 288, 290, 315, 320, 336, 348, 360, 378, 406, 420, 432, 435, 448, 454, 464, 480, 504, 522, 540, 560, 576, 580, 609, 630, 672, 681, 696, 720, 756, 783, 812, 840, 864, 870, 908, 928, 945, 960, 1008, 1015, 1044, 1080, 1120, 1135, 1160, 1218, 1260, 1305, 1344, 1362, 1392, 1440, 1512, 1566, 1589, 1624, 1680, 1728, 1740, 1816, 1827, 1856, 1890, 2016, 2030, 2043, 2088, 2160, 2240, 2270, 2320, 2436, 2520, 2610, 2724, 2784, 2880, 3024, 3045, 3132, 3178, 3248, 3360, 3405, 3480, 3632, 3654, 3780, 3915, 4032, 4060, 4086, 4176, 4320, 4540, 4640, 4767, 4872, 5040, 5220, 5448, 5481, 5568, 6048, 6090, 6129, 6264, 6356, 6496, 6583, 6720, 6810, 6960, 7264, 7308, 7560, 7830, 7945, 8120, 8172, 8352, 8640, 9080, 9135, 9280, 9534, 9744, 10080, 10215, 10440, 10896, 10962, 12096, 12180, 12258, 12528, 12712, 12992, 13166, 13620, 13920, 14301, 14528, 14616, 15120, 15660, 15890, 16240, 16344, 16704, 18160, 18270, 19068, 19488, 19749, 20160, 20430, 20880, 21792, 21924, 23835, 24360, 24516, 25056, 25424, 26332, 27240, 27405, 27840, 28602, 29232, 30240, 30645, 31320, 31780, 32480, 32688, 32915, 36320, 36540, 38136, 38976, 39498, 40860, 41760, 42903, 43584, 43848, 46081, 47670, 48720, 49032, 50112, 50848, 52664, 54480, 54810, 57204, 58464, 59247, 60480, 61290, 62640, 63560, 64960, 65376, 65830, 71505, 72640, 73080, 76272, 78996, 81720, 83520, 85806, 87696, 92162, 95340, 97440, 98064, 98745, 101696, 105328, 108960, 109620, 114408, 116928, 118494, 122580, 125280, 127120, 130752, 131660, 138243, 143010, 146160, 152544, 157992, 163440, 171612, 175392, 177741, 184324, 190680, 194880, 196128, 197490, 210656, 214515, 217920, 219240, 228816, 230405, 236988, 245160, 250560, 254240, 263320, 276486, 286020, 292320, 296235, 305088, 315984, 326880, 343224, 350784, 355482, 368648, 381360, 392256, 394980, 414729, 421312, 429030, 438480, 457632, 460810, 473976, 490320, 508480, 526640, 552972, 572040, 584640, 592470, 631968, 653760, 686448, 691215, 710964, 737296, 762720, 789960, 829458, 858060, 876960, 888705, 915264, 921620, 947952, 980640, 1053280, 1105944, 1144080, 1184940, 1244187, 1263936, 1372896, 1382430, 1421928, 1474592, 1525440, 1579920, 1658916, 1716120, 1753920, 1777410, 1843240, 1895904, 1961280, 2073645, 2106560, 2211888, 2288160, 2369880, 2488374, 2745792, 2764860, 2843856, 2949184, 3159840, 3317832, 3432240, 3554820, 3686480, 3791808, 4147290, 4423776, 4576320, 4739760, 4976748, 5529720, 5687712, 6220935, 6319680, 6635664, 6864480, 7109640, 7372960, 8294580, 8847552, 9479520, 9953496, 11059440, 11375424, 12441870, 13271328, 13728960, 14219280, 14745920, 16589160, 18959040, 19906992, 22118880, 24883740, 26542656, 28438560, 33178320, 39813984, 44237760, 49767480, 56877120, 66356640, 79627968, 99534960, 132713280, 199069920, 398139840]

約数ペア:

[(1, 398139840), (2, 199069920), (3, 132713280), (4, 99534960), (5, 79627968), (6, 66356640), (7, 56877120), (8, 49767480), (9, 44237760), (10, 39813984), (12, 33178320), (14, 28438560), (15, 26542656), (16, 24883740), (18, 22118880), (20, 19906992), (21, 18959040), (24, 16589160), (27, 14745920), (28, 14219280), (29, 13728960), (30, 13271328), (32, 12441870), (35, 11375424), (36, 11059440), (40, 9953496), (42, 9479520), (45, 8847552), (48, 8294580), (54, 7372960), (56, 7109640), (58, 6864480), (60, 6635664), (63, 6319680), (64, 6220935), (70, 5687712), (72, 5529720), (80, 4976748), (84, 4739760), (87, 4576320), (90, 4423776), (96, 4147290), (105, 3791808), (108, 3686480), (112, 3554820), (116, 3432240), (120, 3317832), (126, 3159840), (135, 2949184), (140, 2843856), (144, 2764860), (145, 2745792), (160, 2488374), (168, 2369880), (174, 2288160), (180, 2211888), (189, 2106560), (192, 2073645), (203, 1961280), (210, 1895904), (216, 1843240), (224, 1777410), (227, 1753920), (232, 1716120), (240, 1658916), (252, 1579920), (261, 1525440), (270, 1474592), (280, 1421928), (288, 1382430), (290, 1372896), (315, 1263936), (320, 1244187), (336, 1184940), (348, 1144080), (360, 1105944), (378, 1053280), (406, 980640), (420, 947952), (432, 921620), (435, 915264), (448, 888705), (454, 876960), (464, 858060), (480, 829458), (504, 789960), (522, 762720), (540, 737296), (560, 710964), (576, 691215), (580, 686448), (609, 653760), (630, 631968), (672, 592470), (681, 584640), (696, 572040), (720, 552972), (756, 526640), (783, 508480), (812, 490320), (840, 473976), (864, 460810), (870, 457632), (908, 438480), (928, 429030), (945, 421312), (960, 414729), (1008, 394980), (1015, 392256), (1044, 381360), (1080, 368648), (1120, 355482), (1135, 350784), (1160, 343224), (1218, 326880), (1260, 315984), (1305, 305088), (1344, 296235), (1362, 292320), (1392, 286020), (1440, 276486), (1512, 263320), (1566, 254240), (1589, 250560), (1624, 245160), (1680, 236988), (1728, 230405), (1740, 228816), (1816, 219240), (1827, 217920), (1856, 214515), (1890, 210656), (2016, 197490), (2030, 196128), (2043, 194880), (2088, 190680), (2160, 184324), (2240, 177741), (2270, 175392), (2320, 171612), (2436, 163440), (2520, 157992), (2610, 152544), (2724, 146160), (2784, 143010), (2880, 138243), (3024, 131660), (3045, 130752), (3132, 127120), (3178, 125280), (3248, 122580), (3360, 118494), (3405, 116928), (3480, 114408), (3632, 109620), (3654, 108960), (3780, 105328), (3915, 101696), (4032, 98745), (4060, 98064), (4086, 97440), (4176, 95340), (4320, 92162), (4540, 87696), (4640, 85806), (4767, 83520), (4872, 81720), (5040, 78996), (5220, 76272), (5448, 73080), (5481, 72640), (5568, 71505), (6048, 65830), (6090, 65376), (6129, 64960), (6264, 63560), (6356, 62640), (6496, 61290), (6583, 60480), (6720, 59247), (6810, 58464), (6960, 57204), (7264, 54810), (7308, 54480), (7560, 52664), (7830, 50848), (7945, 50112), (8120, 49032), (8172, 48720), (8352, 47670), (8640, 46081), (9080, 43848), (9135, 43584), (9280, 42903), (9534, 41760), (9744, 40860), (10080, 39498), (10215, 38976), (10440, 38136), (10896, 36540), (10962, 36320), (12096, 32915), (12180, 32688), (12258, 32480), (12528, 31780), (12712, 31320), (12992, 30645), (13166, 30240), (13620, 29232), (13920, 28602), (14301, 27840), (14528, 27405), (14616, 27240), (15120, 26332), (15660, 25424), (15890, 25056), (16240, 24516), (16344, 24360), (16704, 23835), (18160, 21924), (18270, 21792), (19068, 20880), (19488, 20430), (19749, 20160)]