128204328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17747}}^1$

素因数の和:17806

約数の個数: 64

約数和(自身を含む): 374837760

約数和(自身を除く): 246633432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 3612, 7224, 17747, 35494, 53241, 70988, 106482, 124229, 141976, 212964, 248458, 372687, 425928, 496916, 745374, 763121, 993832, 1490748, 1526242, 2289363, 2981496, 3052484, 4578726, 5341847, 6104968, 9157452, 10683694, 16025541, 18314904, 21367388, 32051082, 42734776, 64102164, 128204328]

約数ペア:

[(1, 128204328), (2, 64102164), (3, 42734776), (4, 32051082), (6, 21367388), (7, 18314904), (8, 16025541), (12, 10683694), (14, 9157452), (21, 6104968), (24, 5341847), (28, 4578726), (42, 3052484), (43, 2981496), (56, 2289363), (84, 1526242), (86, 1490748), (129, 993832), (168, 763121), (172, 745374), (258, 496916), (301, 425928), (344, 372687), (516, 248458), (602, 212964), (903, 141976), (1032, 124229), (1204, 106482), (1806, 70988), (2408, 53241), (3612, 35494), (7224, 17747)]