1382609920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:368

約数の個数: 132

約数和(自身を含む): 3439279332

約数和(自身を除く): 2056669412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 281, 310, 320, 496, 512, 562, 620, 640, 961, 992, 1024, 1124, 1240, 1280, 1405, 1922, 1984, 2248, 2480, 2560, 2810, 3844, 3968, 4496, 4805, 4960, 5120, 5620, 7688, 7936, 8711, 8992, 9610, 9920, 11240, 15376, 15872, 17422, 17984, 19220, 19840, 22480, 30752, 31744, 34844, 35968, 38440, 39680, 43555, 44960, 61504, 69688, 71936, 76880, 79360, 87110, 89920, 123008, 139376, 143872, 153760, 158720, 174220, 179840, 246016, 270041, 278752, 287744, 307520, 348440, 359680, 492032, 540082, 557504, 615040, 696880, 719360, 984064, 1080164, 1115008, 1230080, 1350205, 1393760, 1438720, 2160328, 2230016, 2460160, 2700410, 2787520, 4320656, 4460032, 4920320, 5400820, 5575040, 8641312, 8920064, 10801640, 11150080, 17282624, 21603280, 22300160, 34565248, 43206560, 44600320, 69130496, 86413120, 138260992, 172826240, 276521984, 345652480, 691304960, 1382609920]

約数ペア:

[(1, 1382609920), (2, 691304960), (4, 345652480), (5, 276521984), (8, 172826240), (10, 138260992), (16, 86413120), (20, 69130496), (31, 44600320), (32, 43206560), (40, 34565248), (62, 22300160), (64, 21603280), (80, 17282624), (124, 11150080), (128, 10801640), (155, 8920064), (160, 8641312), (248, 5575040), (256, 5400820), (281, 4920320), (310, 4460032), (320, 4320656), (496, 2787520), (512, 2700410), (562, 2460160), (620, 2230016), (640, 2160328), (961, 1438720), (992, 1393760), (1024, 1350205), (1124, 1230080), (1240, 1115008), (1280, 1080164), (1405, 984064), (1922, 719360), (1984, 696880), (2248, 615040), (2480, 557504), (2560, 540082), (2810, 492032), (3844, 359680), (3968, 348440), (4496, 307520), (4805, 287744), (4960, 278752), (5120, 270041), (5620, 246016), (7688, 179840), (7936, 174220), (8711, 158720), (8992, 153760), (9610, 143872), (9920, 139376), (11240, 123008), (15376, 89920), (15872, 87110), (17422, 79360), (17984, 76880), (19220, 71936), (19840, 69688), (22480, 61504), (30752, 44960), (31744, 43555), (34844, 39680), (35968, 38440)]