208528896

素因数分解:

$2^9\times 3^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:759

約数の個数: 80

約数和(自身を含む): 558558000

約数和(自身を除く): 350029104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 349, 384, 389, 512, 698, 768, 778, 1047, 1167, 1396, 1536, 1556, 2094, 2334, 2792, 3112, 4188, 4668, 5584, 6224, 8376, 9336, 11168, 12448, 16752, 18672, 22336, 24896, 33504, 37344, 44672, 49792, 67008, 74688, 89344, 99584, 134016, 135761, 149376, 178688, 199168, 268032, 271522, 298752, 407283, 536064, 543044, 597504, 814566, 1086088, 1629132, 2172176, 3258264, 4344352, 6516528, 8688704, 13033056, 17377408, 26066112, 34754816, 52132224, 69509632, 104264448, 208528896]

約数ペア:

[(1, 208528896), (2, 104264448), (3, 69509632), (4, 52132224), (6, 34754816), (8, 26066112), (12, 17377408), (16, 13033056), (24, 8688704), (32, 6516528), (48, 4344352), (64, 3258264), (96, 2172176), (128, 1629132), (192, 1086088), (256, 814566), (349, 597504), (384, 543044), (389, 536064), (512, 407283), (698, 298752), (768, 271522), (778, 268032), (1047, 199168), (1167, 178688), (1396, 149376), (1536, 135761), (1556, 134016), (2094, 99584), (2334, 89344), (2792, 74688), (3112, 67008), (4188, 49792), (4668, 44672), (5584, 37344), (6224, 33504), (8376, 24896), (9336, 22336), (11168, 18672), (12448, 16752)]