162000640

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1889}}^1$

素因数の和:1977

約数の個数: 72

約数和(自身を含む): 394042320

約数和(自身を除く): 232041680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 1072, 1280, 1340, 1889, 2144, 2680, 3778, 4288, 5360, 7556, 8576, 9445, 10720, 15112, 17152, 18890, 21440, 30224, 37780, 42880, 60448, 75560, 85760, 120896, 126563, 151120, 241792, 253126, 302240, 483584, 506252, 604480, 632815, 1012504, 1208960, 1265630, 2025008, 2417920, 2531260, 4050016, 5062520, 8100032, 10125040, 16200064, 20250080, 32400128, 40500160, 81000320, 162000640]

約数ペア:

[(1, 162000640), (2, 81000320), (4, 40500160), (5, 32400128), (8, 20250080), (10, 16200064), (16, 10125040), (20, 8100032), (32, 5062520), (40, 4050016), (64, 2531260), (67, 2417920), (80, 2025008), (128, 1265630), (134, 1208960), (160, 1012504), (256, 632815), (268, 604480), (320, 506252), (335, 483584), (536, 302240), (640, 253126), (670, 241792), (1072, 151120), (1280, 126563), (1340, 120896), (1889, 85760), (2144, 75560), (2680, 60448), (3778, 42880), (4288, 37780), (5360, 30224), (7556, 21440), (8576, 18890), (9445, 17152), (10720, 15112)]