397847520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1418

約数の個数: 288

約数和(自身を含む): 1606288320

約数和(自身を除く): 1208440800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 336, 348, 360, 406, 420, 435, 464, 480, 504, 522, 560, 580, 609, 630, 672, 696, 720, 812, 840, 870, 928, 1008, 1015, 1044, 1120, 1160, 1218, 1260, 1305, 1361, 1392, 1440, 1624, 1680, 1740, 1827, 2016, 2030, 2088, 2320, 2436, 2520, 2610, 2722, 2784, 3045, 3248, 3360, 3480, 3654, 4060, 4083, 4176, 4640, 4872, 5040, 5220, 5444, 6090, 6496, 6805, 6960, 7308, 8120, 8166, 8352, 9135, 9527, 9744, 10080, 10440, 10888, 12180, 12249, 13610, 13920, 14616, 16240, 16332, 18270, 19054, 19488, 20415, 20880, 21776, 24360, 24498, 27220, 28581, 29232, 32480, 32664, 36540, 38108, 39469, 40830, 41760, 43552, 47635, 48720, 48996, 54440, 57162, 58464, 61245, 65328, 73080, 76216, 78938, 81660, 85743, 95270, 97440, 97992, 108880, 114324, 118407, 122490, 130656, 142905, 146160, 152432, 157876, 163320, 171486, 190540, 195984, 197345, 217760, 228648, 236814, 244980, 276283, 285810, 292320, 304864, 315752, 326640, 342972, 355221, 381080, 391968, 394690, 428715, 457296, 473628, 489960, 552566, 571620, 592035, 631504, 653280, 685944, 710442, 762160, 789380, 828849, 857430, 914592, 947256, 979920, 1105132, 1143240, 1184070, 1263008, 1371888, 1381415, 1420884, 1524320, 1578760, 1657698, 1714860, 1776105, 1894512, 1959840, 2210264, 2286480, 2368140, 2486547, 2743776, 2762830, 2841768, 3157520, 3315396, 3429720, 3552210, 3789024, 4144245, 4420528, 4572960, 4736280, 4973094, 5525660, 5683536, 6315040, 6630792, 6859440, 7104420, 8288490, 8841056, 9472560, 9946188, 11051320, 11367072, 12432735, 13261584, 13718880, 14208840, 16576980, 18945120, 19892376, 22102640, 24865470, 26523168, 28417680, 33153960, 39784752, 44205280, 49730940, 56835360, 66307920, 79569504, 99461880, 132615840, 198923760, 397847520]

約数ペア:

[(1, 397847520), (2, 198923760), (3, 132615840), (4, 99461880), (5, 79569504), (6, 66307920), (7, 56835360), (8, 49730940), (9, 44205280), (10, 39784752), (12, 33153960), (14, 28417680), (15, 26523168), (16, 24865470), (18, 22102640), (20, 19892376), (21, 18945120), (24, 16576980), (28, 14208840), (29, 13718880), (30, 13261584), (32, 12432735), (35, 11367072), (36, 11051320), (40, 9946188), (42, 9472560), (45, 8841056), (48, 8288490), (56, 7104420), (58, 6859440), (60, 6630792), (63, 6315040), (70, 5683536), (72, 5525660), (80, 4973094), (84, 4736280), (87, 4572960), (90, 4420528), (96, 4144245), (105, 3789024), (112, 3552210), (116, 3429720), (120, 3315396), (126, 3157520), (140, 2841768), (144, 2762830), (145, 2743776), (160, 2486547), (168, 2368140), (174, 2286480), (180, 2210264), (203, 1959840), (210, 1894512), (224, 1776105), (232, 1714860), (240, 1657698), (252, 1578760), (261, 1524320), (280, 1420884), (288, 1381415), (290, 1371888), (315, 1263008), (336, 1184070), (348, 1143240), (360, 1105132), (406, 979920), (420, 947256), (435, 914592), (464, 857430), (480, 828849), (504, 789380), (522, 762160), (560, 710442), (580, 685944), (609, 653280), (630, 631504), (672, 592035), (696, 571620), (720, 552566), (812, 489960), (840, 473628), (870, 457296), (928, 428715), (1008, 394690), (1015, 391968), (1044, 381080), (1120, 355221), (1160, 342972), (1218, 326640), (1260, 315752), (1305, 304864), (1361, 292320), (1392, 285810), (1440, 276283), (1624, 244980), (1680, 236814), (1740, 228648), (1827, 217760), (2016, 197345), (2030, 195984), (2088, 190540), (2320, 171486), (2436, 163320), (2520, 157876), (2610, 152432), (2722, 146160), (2784, 142905), (3045, 130656), (3248, 122490), (3360, 118407), (3480, 114324), (3654, 108880), (4060, 97992), (4083, 97440), (4176, 95270), (4640, 85743), (4872, 81660), (5040, 78938), (5220, 76216), (5444, 73080), (6090, 65328), (6496, 61245), (6805, 58464), (6960, 57162), (7308, 54440), (8120, 48996), (8166, 48720), (8352, 47635), (9135, 43552), (9527, 41760), (9744, 40830), (10080, 39469), (10440, 38108), (10888, 36540), (12180, 32664), (12249, 32480), (13610, 29232), (13920, 28581), (14616, 27220), (16240, 24498), (16332, 24360), (18270, 21776), (19054, 20880), (19488, 20415)]