13978620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{77659}}^1$

素因数の和:77674

約数の個数: 36

約数和(自身を含む): 42402360

約数和(自身を除く): 28423740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 77659, 155318, 232977, 310636, 388295, 465954, 698931, 776590, 931908, 1164885, 1397862, 1553180, 2329770, 2795724, 3494655, 4659540, 6989310, 13978620]

約数ペア:

[(1, 13978620), (2, 6989310), (3, 4659540), (4, 3494655), (5, 2795724), (6, 2329770), (9, 1553180), (10, 1397862), (12, 1164885), (15, 931908), (18, 776590), (20, 698931), (30, 465954), (36, 388295), (45, 310636), (60, 232977), (90, 155318), (180, 77659)]