121028180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66499}}^1$

素因数の和:66528

約数の個数: 48

約数和(自身を含む): 312816000

約数和(自身を除く): 191787820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 66499, 132998, 265996, 332495, 465493, 664990, 864487, 930986, 1329980, 1728974, 1861972, 2327465, 3457948, 4322435, 4654930, 6051409, 8644870, 9309860, 12102818, 17289740, 24205636, 30257045, 60514090, 121028180]

約数ペア:

[(1, 121028180), (2, 60514090), (4, 30257045), (5, 24205636), (7, 17289740), (10, 12102818), (13, 9309860), (14, 8644870), (20, 6051409), (26, 4654930), (28, 4322435), (35, 3457948), (52, 2327465), (65, 1861972), (70, 1728974), (91, 1329980), (130, 930986), (140, 864487), (182, 664990), (260, 465493), (364, 332495), (455, 265996), (910, 132998), (1820, 66499)]