30272220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15289}}^1$

素因数の和:15315

約数の個数: 72

約数和(自身を含む): 100180080

約数和(自身を除く): 69907860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15289, 30578, 45867, 61156, 76445, 91734, 137601, 152890, 168179, 183468, 229335, 275202, 305780, 336358, 458670, 504537, 550404, 672716, 688005, 840895, 917340, 1009074, 1376010, 1513611, 1681790, 2018148, 2522685, 2752020, 3027222, 3363580, 5045370, 6054444, 7568055, 10090740, 15136110, 30272220]

約数ペア:

[(1, 30272220), (2, 15136110), (3, 10090740), (4, 7568055), (5, 6054444), (6, 5045370), (9, 3363580), (10, 3027222), (11, 2752020), (12, 2522685), (15, 2018148), (18, 1681790), (20, 1513611), (22, 1376010), (30, 1009074), (33, 917340), (36, 840895), (44, 688005), (45, 672716), (55, 550404), (60, 504537), (66, 458670), (90, 336358), (99, 305780), (110, 275202), (132, 229335), (165, 183468), (180, 168179), (198, 152890), (220, 137601), (330, 91734), (396, 76445), (495, 61156), (660, 45867), (990, 30578), (1980, 15289)]