4028919040

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 9907349760

約数和(自身を除く): 5878430720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 109, 128, 134, 160, 218, 256, 268, 320, 335, 431, 436, 536, 545, 640, 670, 862, 872, 1072, 1090, 1280, 1340, 1724, 1744, 2144, 2155, 2180, 2680, 3448, 3488, 4288, 4310, 4360, 5360, 6896, 6976, 7303, 8576, 8620, 8720, 10720, 13792, 13952, 14606, 17152, 17240, 17440, 21440, 27584, 27904, 28877, 29212, 34480, 34880, 36515, 42880, 46979, 55168, 57754, 58424, 68960, 69760, 73030, 85760, 93958, 110336, 115508, 116848, 137920, 139520, 144385, 146060, 187916, 231016, 233696, 234895, 275840, 288770, 292120, 375832, 462032, 467392, 469790, 551680, 577540, 584240, 751664, 924064, 934784, 939580, 1155080, 1168480, 1503328, 1848128, 1869568, 1879160, 2310160, 2336960, 3006656, 3147593, 3696256, 3758320, 4620320, 4673920, 6013312, 6295186, 7392512, 7516640, 9240640, 9347840, 12026624, 12590372, 15033280, 15737965, 18481280, 25180744, 30066560, 31475930, 36962560, 50361488, 60133120, 62951860, 100722976, 125903720, 201445952, 251807440, 402891904, 503614880, 805783808, 1007229760, 2014459520, 4028919040]

約数ペア:

[(1, 4028919040), (2, 2014459520), (4, 1007229760), (5, 805783808), (8, 503614880), (10, 402891904), (16, 251807440), (20, 201445952), (32, 125903720), (40, 100722976), (64, 62951860), (67, 60133120), (80, 50361488), (109, 36962560), (128, 31475930), (134, 30066560), (160, 25180744), (218, 18481280), (256, 15737965), (268, 15033280), (320, 12590372), (335, 12026624), (431, 9347840), (436, 9240640), (536, 7516640), (545, 7392512), (640, 6295186), (670, 6013312), (862, 4673920), (872, 4620320), (1072, 3758320), (1090, 3696256), (1280, 3147593), (1340, 3006656), (1724, 2336960), (1744, 2310160), (2144, 1879160), (2155, 1869568), (2180, 1848128), (2680, 1503328), (3448, 1168480), (3488, 1155080), (4288, 939580), (4310, 934784), (4360, 924064), (5360, 751664), (6896, 584240), (6976, 577540), (7303, 551680), (8576, 469790), (8620, 467392), (8720, 462032), (10720, 375832), (13792, 292120), (13952, 288770), (14606, 275840), (17152, 234895), (17240, 233696), (17440, 231016), (21440, 187916), (27584, 146060), (27904, 144385), (28877, 139520), (29212, 137920), (34480, 116848), (34880, 115508), (36515, 110336), (42880, 93958), (46979, 85760), (55168, 73030), (57754, 69760), (58424, 68960)]