42815120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 103921920

約数和(自身を除く): 61106800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 118, 188, 193, 235, 236, 295, 376, 386, 470, 472, 590, 752, 772, 940, 944, 965, 1180, 1544, 1880, 1930, 2360, 2773, 3088, 3760, 3860, 4720, 5546, 7720, 9071, 11092, 11387, 13865, 15440, 18142, 22184, 22774, 27730, 36284, 44368, 45355, 45548, 55460, 56935, 72568, 90710, 91096, 110920, 113870, 145136, 181420, 182192, 221840, 227740, 362840, 455480, 535189, 725680, 910960, 1070378, 2140756, 2675945, 4281512, 5351890, 8563024, 10703780, 21407560, 42815120]

約数ペア:

[(1, 42815120), (2, 21407560), (4, 10703780), (5, 8563024), (8, 5351890), (10, 4281512), (16, 2675945), (20, 2140756), (40, 1070378), (47, 910960), (59, 725680), (80, 535189), (94, 455480), (118, 362840), (188, 227740), (193, 221840), (235, 182192), (236, 181420), (295, 145136), (376, 113870), (386, 110920), (470, 91096), (472, 90710), (590, 72568), (752, 56935), (772, 55460), (940, 45548), (944, 45355), (965, 44368), (1180, 36284), (1544, 27730), (1880, 22774), (1930, 22184), (2360, 18142), (2773, 15440), (3088, 13865), (3760, 11387), (3860, 11092), (4720, 9071), (5546, 7720)]