66637860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12479}}^1$

素因数の和:12580

約数の個数: 48

約数和(自身を含む): 188697600

約数和(自身を除く): 122059740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 12479, 24958, 37437, 49916, 62395, 74874, 124790, 149748, 187185, 249580, 374370, 748740, 1110631, 2221262, 3331893, 4442524, 5553155, 6663786, 11106310, 13327572, 16659465, 22212620, 33318930, 66637860]

約数ペア:

[(1, 66637860), (2, 33318930), (3, 22212620), (4, 16659465), (5, 13327572), (6, 11106310), (10, 6663786), (12, 5553155), (15, 4442524), (20, 3331893), (30, 2221262), (60, 1110631), (89, 748740), (178, 374370), (267, 249580), (356, 187185), (445, 149748), (534, 124790), (890, 74874), (1068, 62395), (1335, 49916), (1780, 37437), (2670, 24958), (5340, 12479)]