128335980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{57809}}^1$

素因数の和:57858

約数の個数: 48

約数和(自身を含む): 369059040

約数和(自身を除く): 240723060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 57809, 115618, 173427, 231236, 289045, 346854, 578090, 693708, 867135, 1156180, 1734270, 2138933, 3468540, 4277866, 6416799, 8555732, 10694665, 12833598, 21389330, 25667196, 32083995, 42778660, 64167990, 128335980]

約数ペア:

[(1, 128335980), (2, 64167990), (3, 42778660), (4, 32083995), (5, 25667196), (6, 21389330), (10, 12833598), (12, 10694665), (15, 8555732), (20, 6416799), (30, 4277866), (37, 3468540), (60, 2138933), (74, 1734270), (111, 1156180), (148, 867135), (185, 693708), (222, 578090), (370, 346854), (444, 289045), (555, 231236), (740, 173427), (1110, 115618), (2220, 57809)]