28742760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79841}}^1$

素因数の和:79858

約数の個数: 48

約数和(自身を含む): 93415140

約数和(自身を除く): 64672380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 79841, 159682, 239523, 319364, 399205, 479046, 638728, 718569, 798410, 958092, 1197615, 1437138, 1596820, 1916184, 2395230, 2874276, 3193640, 3592845, 4790460, 5748552, 7185690, 9580920, 14371380, 28742760]

約数ペア:

[(1, 28742760), (2, 14371380), (3, 9580920), (4, 7185690), (5, 5748552), (6, 4790460), (8, 3592845), (9, 3193640), (10, 2874276), (12, 2395230), (15, 1916184), (18, 1596820), (20, 1437138), (24, 1197615), (30, 958092), (36, 798410), (40, 718569), (45, 638728), (60, 479046), (72, 399205), (90, 319364), (120, 239523), (180, 159682), (360, 79841)]