220699840

素因数分解:

$2^6\times 5^1\times {\mathrm{179}}^1\times {\mathrm{3853}}^1$

素因数の和:4049

約数の個数: 56

約数和(自身を含む): 528614640

約数和(自身を除く): 307914800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 179, 320, 358, 716, 895, 1432, 1790, 2864, 3580, 3853, 5728, 7160, 7706, 11456, 14320, 15412, 19265, 28640, 30824, 38530, 57280, 61648, 77060, 123296, 154120, 246592, 308240, 616480, 689687, 1232960, 1379374, 2758748, 3448435, 5517496, 6896870, 11034992, 13793740, 22069984, 27587480, 44139968, 55174960, 110349920, 220699840]

約数ペア:

[(1, 220699840), (2, 110349920), (4, 55174960), (5, 44139968), (8, 27587480), (10, 22069984), (16, 13793740), (20, 11034992), (32, 6896870), (40, 5517496), (64, 3448435), (80, 2758748), (160, 1379374), (179, 1232960), (320, 689687), (358, 616480), (716, 308240), (895, 246592), (1432, 154120), (1790, 123296), (2864, 77060), (3580, 61648), (3853, 57280), (5728, 38530), (7160, 30824), (7706, 28640), (11456, 19265), (14320, 15412)]