2148651520

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 160

約数和(自身を含む): 5347425600

約数和(自身を除く): 3198774080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 131, 149, 160, 172, 215, 256, 262, 298, 320, 344, 430, 512, 524, 596, 640, 655, 688, 745, 860, 1048, 1192, 1280, 1310, 1376, 1490, 1720, 2096, 2384, 2560, 2620, 2752, 2980, 3440, 4192, 4768, 5240, 5504, 5633, 5960, 6407, 6880, 8384, 9536, 10480, 11008, 11266, 11920, 12814, 13760, 16768, 19072, 19519, 20960, 22016, 22532, 23840, 25628, 27520, 28165, 32035, 33536, 38144, 39038, 41920, 45064, 47680, 51256, 55040, 56330, 64070, 67072, 76288, 78076, 83840, 90128, 95360, 97595, 102512, 110080, 112660, 128140, 156152, 167680, 180256, 190720, 195190, 205024, 225320, 256280, 312304, 335360, 360512, 381440, 390380, 410048, 450640, 512560, 624608, 721024, 780760, 820096, 839317, 901280, 1025120, 1249216, 1442048, 1561520, 1640192, 1678634, 1802560, 2050240, 2498432, 2884096, 3123040, 3280384, 3357268, 3605120, 4100480, 4196585, 4996864, 6246080, 6714536, 7210240, 8200960, 8393170, 9993728, 12492160, 13429072, 14420480, 16401920, 16786340, 24984320, 26858144, 33572680, 49968640, 53716288, 67145360, 107432576, 134290720, 214865152, 268581440, 429730304, 537162880, 1074325760, 2148651520]

約数ペア:

[(1, 2148651520), (2, 1074325760), (4, 537162880), (5, 429730304), (8, 268581440), (10, 214865152), (16, 134290720), (20, 107432576), (32, 67145360), (40, 53716288), (43, 49968640), (64, 33572680), (80, 26858144), (86, 24984320), (128, 16786340), (131, 16401920), (149, 14420480), (160, 13429072), (172, 12492160), (215, 9993728), (256, 8393170), (262, 8200960), (298, 7210240), (320, 6714536), (344, 6246080), (430, 4996864), (512, 4196585), (524, 4100480), (596, 3605120), (640, 3357268), (655, 3280384), (688, 3123040), (745, 2884096), (860, 2498432), (1048, 2050240), (1192, 1802560), (1280, 1678634), (1310, 1640192), (1376, 1561520), (1490, 1442048), (1720, 1249216), (2096, 1025120), (2384, 901280), (2560, 839317), (2620, 820096), (2752, 780760), (2980, 721024), (3440, 624608), (4192, 512560), (4768, 450640), (5240, 410048), (5504, 390380), (5633, 381440), (5960, 360512), (6407, 335360), (6880, 312304), (8384, 256280), (9536, 225320), (10480, 205024), (11008, 195190), (11266, 190720), (11920, 180256), (12814, 167680), (13760, 156152), (16768, 128140), (19072, 112660), (19519, 110080), (20960, 102512), (22016, 97595), (22532, 95360), (23840, 90128), (25628, 83840), (27520, 78076), (28165, 76288), (32035, 67072), (33536, 64070), (38144, 56330), (39038, 55040), (41920, 51256), (45064, 47680)]