1489776640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 208

約数和(自身を含む): 4140059040

約数和(自身を除く): 2650282400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 320, 340, 352, 374, 389, 440, 512, 544, 640, 680, 704, 748, 778, 880, 935, 1024, 1088, 1280, 1360, 1408, 1496, 1556, 1760, 1870, 1945, 2048, 2176, 2560, 2720, 2816, 2992, 3112, 3520, 3740, 3890, 4096, 4279, 4352, 5120, 5440, 5632, 5984, 6224, 6613, 7040, 7480, 7780, 8558, 8704, 10240, 10880, 11264, 11968, 12448, 13226, 14080, 14960, 15560, 17116, 17408, 20480, 21395, 21760, 22528, 23936, 24896, 26452, 28160, 29920, 31120, 33065, 34232, 34816, 42790, 43520, 45056, 47872, 49792, 52904, 56320, 59840, 62240, 66130, 68464, 69632, 72743, 85580, 87040, 95744, 99584, 105808, 112640, 119680, 124480, 132260, 136928, 145486, 171160, 174080, 191488, 199168, 211616, 225280, 239360, 248960, 264520, 273856, 290972, 342320, 348160, 363715, 382976, 398336, 423232, 478720, 497920, 529040, 547712, 581944, 684640, 727430, 765952, 796672, 846464, 957440, 995840, 1058080, 1095424, 1163888, 1369280, 1454860, 1593344, 1692928, 1914880, 1991680, 2116160, 2190848, 2327776, 2738560, 2909720, 3385856, 3829760, 3983360, 4232320, 4381696, 4655552, 5477120, 5819440, 6771712, 7966720, 8464640, 8763392, 9311104, 10954240, 11638880, 13543424, 16929280, 17526784, 18622208, 21908480, 23277760, 27086848, 33858560, 37244416, 43816960, 46555520, 67717120, 74488832, 87633920, 93111040, 135434240, 148977664, 186222080, 297955328, 372444160, 744888320, 1489776640]

約数ペア:

[(1, 1489776640), (2, 744888320), (4, 372444160), (5, 297955328), (8, 186222080), (10, 148977664), (11, 135434240), (16, 93111040), (17, 87633920), (20, 74488832), (22, 67717120), (32, 46555520), (34, 43816960), (40, 37244416), (44, 33858560), (55, 27086848), (64, 23277760), (68, 21908480), (80, 18622208), (85, 17526784), (88, 16929280), (110, 13543424), (128, 11638880), (136, 10954240), (160, 9311104), (170, 8763392), (176, 8464640), (187, 7966720), (220, 6771712), (256, 5819440), (272, 5477120), (320, 4655552), (340, 4381696), (352, 4232320), (374, 3983360), (389, 3829760), (440, 3385856), (512, 2909720), (544, 2738560), (640, 2327776), (680, 2190848), (704, 2116160), (748, 1991680), (778, 1914880), (880, 1692928), (935, 1593344), (1024, 1454860), (1088, 1369280), (1280, 1163888), (1360, 1095424), (1408, 1058080), (1496, 995840), (1556, 957440), (1760, 846464), (1870, 796672), (1945, 765952), (2048, 727430), (2176, 684640), (2560, 581944), (2720, 547712), (2816, 529040), (2992, 497920), (3112, 478720), (3520, 423232), (3740, 398336), (3890, 382976), (4096, 363715), (4279, 348160), (4352, 342320), (5120, 290972), (5440, 273856), (5632, 264520), (5984, 248960), (6224, 239360), (6613, 225280), (7040, 211616), (7480, 199168), (7780, 191488), (8558, 174080), (8704, 171160), (10240, 145486), (10880, 136928), (11264, 132260), (11968, 124480), (12448, 119680), (13226, 112640), (14080, 105808), (14960, 99584), (15560, 95744), (17116, 87040), (17408, 85580), (20480, 72743), (21395, 69632), (21760, 68464), (22528, 66130), (23936, 62240), (24896, 59840), (26452, 56320), (28160, 52904), (29920, 49792), (31120, 47872), (33065, 45056), (34232, 43520), (34816, 42790)]