31617840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2803}}^1$

素因数の和:2866

約数の個数: 80

約数和(自身を含む): 100136448

約数和(自身を除く): 68518608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2803, 2820, 3760, 5606, 5640, 8409, 11212, 11280, 14015, 16818, 22424, 28030, 33636, 42045, 44848, 56060, 67272, 84090, 112120, 131741, 134544, 168180, 224240, 263482, 336360, 395223, 526964, 658705, 672720, 790446, 1053928, 1317410, 1580892, 1976115, 2107856, 2634820, 3161784, 3952230, 5269640, 6323568, 7904460, 10539280, 15808920, 31617840]

約数ペア:

[(1, 31617840), (2, 15808920), (3, 10539280), (4, 7904460), (5, 6323568), (6, 5269640), (8, 3952230), (10, 3161784), (12, 2634820), (15, 2107856), (16, 1976115), (20, 1580892), (24, 1317410), (30, 1053928), (40, 790446), (47, 672720), (48, 658705), (60, 526964), (80, 395223), (94, 336360), (120, 263482), (141, 224240), (188, 168180), (235, 134544), (240, 131741), (282, 112120), (376, 84090), (470, 67272), (564, 56060), (705, 44848), (752, 42045), (940, 33636), (1128, 28030), (1410, 22424), (1880, 16818), (2256, 14015), (2803, 11280), (2820, 11212), (3760, 8409), (5606, 5640)]