244289920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1816

約数の個数: 128

約数和(自身を含む): 689356800

約数和(自身を除く): 445066880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1736, 1759, 1984, 2170, 2240, 2480, 3472, 3518, 3968, 4340, 4480, 4960, 6944, 7036, 8680, 8795, 9920, 12313, 13888, 14072, 17360, 17590, 19840, 24626, 27776, 28144, 34720, 35180, 49252, 54529, 56288, 61565, 69440, 70360, 98504, 109058, 112576, 123130, 138880, 140720, 197008, 218116, 225152, 246260, 272645, 281440, 381703, 394016, 436232, 492520, 545290, 562880, 763406, 788032, 872464, 985040, 1090580, 1125760, 1526812, 1576064, 1744928, 1908515, 1970080, 2181160, 3053624, 3489856, 3817030, 3940160, 4362320, 6107248, 6979712, 7634060, 7880320, 8724640, 12214496, 15268120, 17449280, 24428992, 30536240, 34898560, 48857984, 61072480, 122144960, 244289920]

約数ペア:

[(1, 244289920), (2, 122144960), (4, 61072480), (5, 48857984), (7, 34898560), (8, 30536240), (10, 24428992), (14, 17449280), (16, 15268120), (20, 12214496), (28, 8724640), (31, 7880320), (32, 7634060), (35, 6979712), (40, 6107248), (56, 4362320), (62, 3940160), (64, 3817030), (70, 3489856), (80, 3053624), (112, 2181160), (124, 1970080), (128, 1908515), (140, 1744928), (155, 1576064), (160, 1526812), (217, 1125760), (224, 1090580), (248, 985040), (280, 872464), (310, 788032), (320, 763406), (434, 562880), (448, 545290), (496, 492520), (560, 436232), (620, 394016), (640, 381703), (868, 281440), (896, 272645), (992, 246260), (1085, 225152), (1120, 218116), (1240, 197008), (1736, 140720), (1759, 138880), (1984, 123130), (2170, 112576), (2240, 109058), (2480, 98504), (3472, 70360), (3518, 69440), (3968, 61565), (4340, 56288), (4480, 54529), (4960, 49252), (6944, 35180), (7036, 34720), (8680, 28144), (8795, 27776), (9920, 24626), (12313, 19840), (13888, 17590), (14072, 17360)]