19044289920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{71359}}^1$

素因数の和:71520

約数の個数: 128

約数和(自身を含む): 61141248000

約数和(自身を除く): 42096958080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 278, 320, 384, 417, 480, 556, 640, 695, 834, 960, 1112, 1390, 1668, 1920, 2085, 2224, 2780, 3336, 4170, 4448, 5560, 6672, 8340, 8896, 11120, 13344, 16680, 17792, 22240, 26688, 33360, 44480, 53376, 66720, 71359, 88960, 133440, 142718, 214077, 266880, 285436, 356795, 428154, 570872, 713590, 856308, 1070385, 1141744, 1427180, 1712616, 2140770, 2283488, 2854360, 3425232, 4281540, 4566976, 5708720, 6850464, 8563080, 9133952, 9918901, 11417440, 13700928, 17126160, 19837802, 22834880, 27401856, 29756703, 34252320, 39675604, 45669760, 49594505, 59513406, 68504640, 79351208, 99189010, 119026812, 137009280, 148783515, 158702416, 198378020, 238053624, 297567030, 317404832, 396756040, 476107248, 595134060, 634809664, 793512080, 952214496, 1190268120, 1269619328, 1587024160, 1904428992, 2380536240, 3174048320, 3808857984, 4761072480, 6348096640, 9522144960, 19044289920]

約数ペア:

[(1, 19044289920), (2, 9522144960), (3, 6348096640), (4, 4761072480), (5, 3808857984), (6, 3174048320), (8, 2380536240), (10, 1904428992), (12, 1587024160), (15, 1269619328), (16, 1190268120), (20, 952214496), (24, 793512080), (30, 634809664), (32, 595134060), (40, 476107248), (48, 396756040), (60, 317404832), (64, 297567030), (80, 238053624), (96, 198378020), (120, 158702416), (128, 148783515), (139, 137009280), (160, 119026812), (192, 99189010), (240, 79351208), (278, 68504640), (320, 59513406), (384, 49594505), (417, 45669760), (480, 39675604), (556, 34252320), (640, 29756703), (695, 27401856), (834, 22834880), (960, 19837802), (1112, 17126160), (1390, 13700928), (1668, 11417440), (1920, 9918901), (2085, 9133952), (2224, 8563080), (2780, 6850464), (3336, 5708720), (4170, 4566976), (4448, 4281540), (5560, 3425232), (6672, 2854360), (8340, 2283488), (8896, 2140770), (11120, 1712616), (13344, 1427180), (16680, 1141744), (17792, 1070385), (22240, 856308), (26688, 713590), (33360, 570872), (44480, 428154), (53376, 356795), (66720, 285436), (71359, 266880), (88960, 214077), (133440, 142718)]