86980480

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 229132800

約数和(自身を除く): 142152320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 304, 311, 320, 368, 380, 437, 460, 608, 622, 640, 736, 760, 874, 920, 1216, 1244, 1472, 1520, 1555, 1748, 1840, 2185, 2432, 2488, 2944, 3040, 3110, 3496, 3680, 4370, 4976, 5909, 6080, 6220, 6992, 7153, 7360, 8740, 9952, 11818, 12160, 12440, 13984, 14306, 14720, 17480, 19904, 23636, 24880, 27968, 28612, 29545, 34960, 35765, 39808, 47272, 49760, 55936, 57224, 59090, 69920, 71530, 94544, 99520, 114448, 118180, 135907, 139840, 143060, 189088, 199040, 228896, 236360, 271814, 279680, 286120, 378176, 457792, 472720, 543628, 572240, 679535, 756352, 915584, 945440, 1087256, 1144480, 1359070, 1890880, 2174512, 2288960, 2718140, 3781760, 4349024, 4577920, 5436280, 8698048, 10872560, 17396096, 21745120, 43490240, 86980480]

約数ペア:

[(1, 86980480), (2, 43490240), (4, 21745120), (5, 17396096), (8, 10872560), (10, 8698048), (16, 5436280), (19, 4577920), (20, 4349024), (23, 3781760), (32, 2718140), (38, 2288960), (40, 2174512), (46, 1890880), (64, 1359070), (76, 1144480), (80, 1087256), (92, 945440), (95, 915584), (115, 756352), (128, 679535), (152, 572240), (160, 543628), (184, 472720), (190, 457792), (230, 378176), (304, 286120), (311, 279680), (320, 271814), (368, 236360), (380, 228896), (437, 199040), (460, 189088), (608, 143060), (622, 139840), (640, 135907), (736, 118180), (760, 114448), (874, 99520), (920, 94544), (1216, 71530), (1244, 69920), (1472, 59090), (1520, 57224), (1555, 55936), (1748, 49760), (1840, 47272), (2185, 39808), (2432, 35765), (2488, 34960), (2944, 29545), (3040, 28612), (3110, 27968), (3496, 24880), (3680, 23636), (4370, 19904), (4976, 17480), (5909, 14720), (6080, 14306), (6220, 13984), (6992, 12440), (7153, 12160), (7360, 11818), (8740, 9952)]