28327600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 79463168

約数和(自身を除く): 51135568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 67, 70, 80, 100, 112, 134, 140, 151, 175, 200, 268, 280, 302, 335, 350, 400, 469, 536, 560, 604, 670, 700, 755, 938, 1057, 1072, 1208, 1340, 1400, 1510, 1675, 1876, 2114, 2345, 2416, 2680, 2800, 3020, 3350, 3752, 3775, 4228, 4690, 5285, 5360, 6040, 6700, 7504, 7550, 8456, 9380, 10117, 10570, 11725, 12080, 13400, 15100, 16912, 18760, 20234, 21140, 23450, 26425, 26800, 30200, 37520, 40468, 42280, 46900, 50585, 52850, 60400, 70819, 80936, 84560, 93800, 101170, 105700, 141638, 161872, 187600, 202340, 211400, 252925, 283276, 354095, 404680, 422800, 505850, 566552, 708190, 809360, 1011700, 1133104, 1416380, 1770475, 2023400, 2832760, 3540950, 4046800, 5665520, 7081900, 14163800, 28327600]

約数ペア:

[(1, 28327600), (2, 14163800), (4, 7081900), (5, 5665520), (7, 4046800), (8, 3540950), (10, 2832760), (14, 2023400), (16, 1770475), (20, 1416380), (25, 1133104), (28, 1011700), (35, 809360), (40, 708190), (50, 566552), (56, 505850), (67, 422800), (70, 404680), (80, 354095), (100, 283276), (112, 252925), (134, 211400), (140, 202340), (151, 187600), (175, 161872), (200, 141638), (268, 105700), (280, 101170), (302, 93800), (335, 84560), (350, 80936), (400, 70819), (469, 60400), (536, 52850), (560, 50585), (604, 46900), (670, 42280), (700, 40468), (755, 37520), (938, 30200), (1057, 26800), (1072, 26425), (1208, 23450), (1340, 21140), (1400, 20234), (1510, 18760), (1675, 16912), (1876, 15100), (2114, 13400), (2345, 12080), (2416, 11725), (2680, 10570), (2800, 10117), (3020, 9380), (3350, 8456), (3752, 7550), (3775, 7504), (4228, 6700), (4690, 6040), (5285, 5360)]