823742720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33871}}^1$

素因数の和:33911

約数の個数: 72

約数和(自身を含む): 2077031040

約数和(自身を除く): 1253288320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 33871, 67742, 135484, 169355, 270968, 338710, 541936, 643549, 677420, 1083872, 1287098, 1354840, 2167744, 2574196, 2709680, 3217745, 4335488, 5148392, 5419360, 6435490, 8670976, 10296784, 10838720, 12870980, 20593568, 21677440, 25741960, 41187136, 43354880, 51483920, 82374272, 102967840, 164748544, 205935680, 411871360, 823742720]

約数ペア:

[(1, 823742720), (2, 411871360), (4, 205935680), (5, 164748544), (8, 102967840), (10, 82374272), (16, 51483920), (19, 43354880), (20, 41187136), (32, 25741960), (38, 21677440), (40, 20593568), (64, 12870980), (76, 10838720), (80, 10296784), (95, 8670976), (128, 6435490), (152, 5419360), (160, 5148392), (190, 4335488), (256, 3217745), (304, 2709680), (320, 2574196), (380, 2167744), (608, 1354840), (640, 1287098), (760, 1083872), (1216, 677420), (1280, 643549), (1520, 541936), (2432, 338710), (3040, 270968), (4864, 169355), (6080, 135484), (12160, 67742), (24320, 33871)]