208947840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{108827}}^1$

素因数の和:108849

約数の個数: 64

約数和(自身を含む): 666027360

約数和(自身を除く): 457079520

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, 320, 384, 480, 640, 960, 1920, 108827, 217654, 326481, 435308, 544135, 652962, 870616, 1088270, 1305924, 1632405, 1741232, 2176540, 2611848, 3264810, 3482464, 4353080, 5223696, 6529620, 6964928, 8706160, 10447392, 13059240, 13929856, 17412320, 20894784, 26118480, 34824640, 41789568, 52236960, 69649280, 104473920, 208947840]

約数ペア:

[(1, 208947840), (2, 104473920), (3, 69649280), (4, 52236960), (5, 41789568), (6, 34824640), (8, 26118480), (10, 20894784), (12, 17412320), (15, 13929856), (16, 13059240), (20, 10447392), (24, 8706160), (30, 6964928), (32, 6529620), (40, 5223696), (48, 4353080), (60, 3482464), (64, 3264810), (80, 2611848), (96, 2176540), (120, 1741232), (128, 1632405), (160, 1305924), (192, 1088270), (240, 870616), (320, 652962), (384, 544135), (480, 435308), (640, 326481), (960, 217654), (1920, 108827)]