31703580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 97297200

約数和(自身を除く): 65593620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 1979, 2670, 3204, 3958, 4005, 5340, 5937, 7916, 8010, 9895, 11874, 16020, 17811, 19790, 23748, 29685, 35622, 39580, 59370, 71244, 89055, 118740, 176131, 178110, 352262, 356220, 528393, 704524, 880655, 1056786, 1585179, 1761310, 2113572, 2641965, 3170358, 3522620, 5283930, 6340716, 7925895, 10567860, 15851790, 31703580]

約数ペア:

[(1, 31703580), (2, 15851790), (3, 10567860), (4, 7925895), (5, 6340716), (6, 5283930), (9, 3522620), (10, 3170358), (12, 2641965), (15, 2113572), (18, 1761310), (20, 1585179), (30, 1056786), (36, 880655), (45, 704524), (60, 528393), (89, 356220), (90, 352262), (178, 178110), (180, 176131), (267, 118740), (356, 89055), (445, 71244), (534, 59370), (801, 39580), (890, 35622), (1068, 29685), (1335, 23748), (1602, 19790), (1780, 17811), (1979, 16020), (2670, 11874), (3204, 9895), (3958, 8010), (4005, 7916), (5340, 5937)]