256745506560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{66860809}}^1$

素因数の和:66860833

約数の個数: 72

約数和(自身を含む): 819980973840

約数和(自身を除く): 563235467280

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, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 66860809, 133721618, 200582427, 267443236, 334304045, 401164854, 534886472, 668608090, 802329708, 1002912135, 1069772944, 1337216180, 1604659416, 2005824270, 2139545888, 2674432360, 3209318832, 4011648540, 4279091776, 5348864720, 6418637664, 8023297080, 8558183552, 10697729440, 12837275328, 16046594160, 17116367104, 21395458880, 25674550656, 32093188320, 42790917760, 51349101312, 64186376640, 85581835520, 128372753280, 256745506560]

約数ペア:

[(1, 256745506560), (2, 128372753280), (3, 85581835520), (4, 64186376640), (5, 51349101312), (6, 42790917760), (8, 32093188320), (10, 25674550656), (12, 21395458880), (15, 17116367104), (16, 16046594160), (20, 12837275328), (24, 10697729440), (30, 8558183552), (32, 8023297080), (40, 6418637664), (48, 5348864720), (60, 4279091776), (64, 4011648540), (80, 3209318832), (96, 2674432360), (120, 2139545888), (128, 2005824270), (160, 1604659416), (192, 1337216180), (240, 1069772944), (256, 1002912135), (320, 802329708), (384, 668608090), (480, 534886472), (640, 401164854), (768, 334304045), (960, 267443236), (1280, 200582427), (1920, 133721618), (3840, 66860809)]