123553920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 256

約数和(自身を含む): 467078400

約数和(自身を除く): 343524480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 128, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 317, 320, 336, 348, 384, 406, 420, 435, 448, 464, 480, 560, 580, 609, 634, 640, 672, 696, 812, 840, 870, 896, 928, 951, 960, 1015, 1120, 1160, 1218, 1268, 1344, 1392, 1585, 1624, 1680, 1740, 1856, 1902, 1920, 2030, 2219, 2240, 2320, 2436, 2536, 2688, 2784, 3045, 3170, 3248, 3360, 3480, 3712, 3804, 4060, 4438, 4480, 4640, 4755, 4872, 5072, 5568, 6090, 6340, 6496, 6657, 6720, 6960, 7608, 8120, 8876, 9193, 9280, 9510, 9744, 10144, 11095, 11136, 12180, 12680, 12992, 13314, 13440, 13920, 15216, 16240, 17752, 18386, 18560, 19020, 19488, 20288, 22190, 24360, 25360, 25984, 26628, 27579, 27840, 30432, 32480, 33285, 35504, 36772, 38040, 38976, 40576, 44380, 45965, 48720, 50720, 53256, 55158, 55680, 60864, 64351, 64960, 66570, 71008, 73544, 76080, 77952, 88760, 91930, 97440, 101440, 106512, 110316, 121728, 128702, 129920, 133140, 137895, 142016, 147088, 152160, 177520, 183860, 193053, 194880, 202880, 213024, 220632, 257404, 266280, 275790, 284032, 294176, 304320, 321755, 355040, 367720, 386106, 389760, 426048, 441264, 514808, 532560, 551580, 588352, 608640, 643510, 710080, 735440, 772212, 852096, 882528, 965265, 1029616, 1065120, 1103160, 1176704, 1287020, 1420160, 1470880, 1544424, 1765056, 1930530, 2059232, 2130240, 2206320, 2574040, 2941760, 3088848, 3530112, 3861060, 4118464, 4260480, 4412640, 5148080, 5883520, 6177696, 7722120, 8236928, 8825280, 10296160, 12355392, 15444240, 17650560, 20592320, 24710784, 30888480, 41184640, 61776960, 123553920]

約数ペア:

[(1, 123553920), (2, 61776960), (3, 41184640), (4, 30888480), (5, 24710784), (6, 20592320), (7, 17650560), (8, 15444240), (10, 12355392), (12, 10296160), (14, 8825280), (15, 8236928), (16, 7722120), (20, 6177696), (21, 5883520), (24, 5148080), (28, 4412640), (29, 4260480), (30, 4118464), (32, 3861060), (35, 3530112), (40, 3088848), (42, 2941760), (48, 2574040), (56, 2206320), (58, 2130240), (60, 2059232), (64, 1930530), (70, 1765056), (80, 1544424), (84, 1470880), (87, 1420160), (96, 1287020), (105, 1176704), (112, 1103160), (116, 1065120), (120, 1029616), (128, 965265), (140, 882528), (145, 852096), (160, 772212), (168, 735440), (174, 710080), (192, 643510), (203, 608640), (210, 588352), (224, 551580), (232, 532560), (240, 514808), (280, 441264), (290, 426048), (317, 389760), (320, 386106), (336, 367720), (348, 355040), (384, 321755), (406, 304320), (420, 294176), (435, 284032), (448, 275790), (464, 266280), (480, 257404), (560, 220632), (580, 213024), (609, 202880), (634, 194880), (640, 193053), (672, 183860), (696, 177520), (812, 152160), (840, 147088), (870, 142016), (896, 137895), (928, 133140), (951, 129920), (960, 128702), (1015, 121728), (1120, 110316), (1160, 106512), (1218, 101440), (1268, 97440), (1344, 91930), (1392, 88760), (1585, 77952), (1624, 76080), (1680, 73544), (1740, 71008), (1856, 66570), (1902, 64960), (1920, 64351), (2030, 60864), (2219, 55680), (2240, 55158), (2320, 53256), (2436, 50720), (2536, 48720), (2688, 45965), (2784, 44380), (3045, 40576), (3170, 38976), (3248, 38040), (3360, 36772), (3480, 35504), (3712, 33285), (3804, 32480), (4060, 30432), (4438, 27840), (4480, 27579), (4640, 26628), (4755, 25984), (4872, 25360), (5072, 24360), (5568, 22190), (6090, 20288), (6340, 19488), (6496, 19020), (6657, 18560), (6720, 18386), (6960, 17752), (7608, 16240), (8120, 15216), (8876, 13920), (9193, 13440), (9280, 13314), (9510, 12992), (9744, 12680), (10144, 12180), (11095, 11136)]