1320074240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8317}}^1$

素因数の和:8373

約数の個数: 88

約数和(自身を含む): 3269173632

約数和(自身を除く): 1949099392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 8317, 9920, 15872, 16634, 19840, 31744, 33268, 39680, 41585, 66536, 79360, 83170, 133072, 158720, 166340, 257827, 266144, 332680, 515654, 532288, 665360, 1031308, 1064576, 1289135, 1330720, 2062616, 2129152, 2578270, 2661440, 4125232, 4258304, 5156540, 5322880, 8250464, 8516608, 10313080, 10645760, 16500928, 20626160, 21291520, 33001856, 41252320, 42583040, 66003712, 82504640, 132007424, 165009280, 264014848, 330018560, 660037120, 1320074240]

約数ペア:

[(1, 1320074240), (2, 660037120), (4, 330018560), (5, 264014848), (8, 165009280), (10, 132007424), (16, 82504640), (20, 66003712), (31, 42583040), (32, 41252320), (40, 33001856), (62, 21291520), (64, 20626160), (80, 16500928), (124, 10645760), (128, 10313080), (155, 8516608), (160, 8250464), (248, 5322880), (256, 5156540), (310, 4258304), (320, 4125232), (496, 2661440), (512, 2578270), (620, 2129152), (640, 2062616), (992, 1330720), (1024, 1289135), (1240, 1064576), (1280, 1031308), (1984, 665360), (2480, 532288), (2560, 515654), (3968, 332680), (4960, 266144), (5120, 257827), (7936, 166340), (8317, 158720), (9920, 133072), (15872, 83170), (16634, 79360), (19840, 66536), (31744, 41585), (33268, 39680)]