1678019840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1367}}^1$

素因数の和:1532

約数の個数: 144

約数和(自身を含む): 4630493952

約数和(自身を除く): 2952474112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 137, 140, 160, 224, 256, 274, 280, 320, 448, 548, 560, 640, 685, 896, 959, 1096, 1120, 1280, 1367, 1370, 1792, 1918, 2192, 2240, 2734, 2740, 3836, 4384, 4480, 4795, 5468, 5480, 6835, 7672, 8768, 8960, 9569, 9590, 10936, 10960, 13670, 15344, 17536, 19138, 19180, 21872, 21920, 27340, 30688, 35072, 38276, 38360, 43744, 43840, 47845, 54680, 61376, 76552, 76720, 87488, 87680, 95690, 109360, 122752, 153104, 153440, 174976, 175360, 187279, 191380, 218720, 245504, 306208, 306880, 349952, 374558, 382760, 437440, 612416, 613760, 749116, 765520, 874880, 936395, 1224832, 1227520, 1310953, 1498232, 1531040, 1749760, 1872790, 2449664, 2621906, 2996464, 3062080, 3745580, 5243812, 5992928, 6124160, 6554765, 7491160, 10487624, 11985856, 12248320, 13109530, 14982320, 20975248, 23971712, 26219060, 29964640, 41950496, 47943424, 52438120, 59929280, 83900992, 104876240, 119858560, 167801984, 209752480, 239717120, 335603968, 419504960, 839009920, 1678019840]

約数ペア:

[(1, 1678019840), (2, 839009920), (4, 419504960), (5, 335603968), (7, 239717120), (8, 209752480), (10, 167801984), (14, 119858560), (16, 104876240), (20, 83900992), (28, 59929280), (32, 52438120), (35, 47943424), (40, 41950496), (56, 29964640), (64, 26219060), (70, 23971712), (80, 20975248), (112, 14982320), (128, 13109530), (137, 12248320), (140, 11985856), (160, 10487624), (224, 7491160), (256, 6554765), (274, 6124160), (280, 5992928), (320, 5243812), (448, 3745580), (548, 3062080), (560, 2996464), (640, 2621906), (685, 2449664), (896, 1872790), (959, 1749760), (1096, 1531040), (1120, 1498232), (1280, 1310953), (1367, 1227520), (1370, 1224832), (1792, 936395), (1918, 874880), (2192, 765520), (2240, 749116), (2734, 613760), (2740, 612416), (3836, 437440), (4384, 382760), (4480, 374558), (4795, 349952), (5468, 306880), (5480, 306208), (6835, 245504), (7672, 218720), (8768, 191380), (8960, 187279), (9569, 175360), (9590, 174976), (10936, 153440), (10960, 153104), (13670, 122752), (15344, 109360), (17536, 95690), (19138, 87680), (19180, 87488), (21872, 76720), (21920, 76552), (27340, 61376), (30688, 54680), (35072, 47845), (38276, 43840), (38360, 43744)]