31189320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{28879}}^1$

素因数の和:28899

約数の個数: 64

約数和(自身を含む): 103968000

約数和(自身を除く): 72778680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 28879, 57758, 86637, 115516, 144395, 173274, 231032, 259911, 288790, 346548, 433185, 519822, 577580, 693096, 779733, 866370, 1039644, 1155160, 1299555, 1559466, 1732740, 2079288, 2599110, 3118932, 3465480, 3898665, 5198220, 6237864, 7797330, 10396440, 15594660, 31189320]

約数ペア:

[(1, 31189320), (2, 15594660), (3, 10396440), (4, 7797330), (5, 6237864), (6, 5198220), (8, 3898665), (9, 3465480), (10, 3118932), (12, 2599110), (15, 2079288), (18, 1732740), (20, 1559466), (24, 1299555), (27, 1155160), (30, 1039644), (36, 866370), (40, 779733), (45, 693096), (54, 577580), (60, 519822), (72, 433185), (90, 346548), (108, 288790), (120, 259911), (135, 231032), (180, 173274), (216, 144395), (270, 115516), (360, 86637), (540, 57758), (1080, 28879)]