22026780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 67704000

約数和(自身を除く): 45677220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1549, 1580, 2370, 2844, 3098, 3555, 4647, 4740, 6196, 7110, 7745, 9294, 13941, 14220, 15490, 18588, 23235, 27882, 30980, 46470, 55764, 69705, 92940, 122371, 139410, 244742, 278820, 367113, 489484, 611855, 734226, 1101339, 1223710, 1468452, 1835565, 2202678, 2447420, 3671130, 4405356, 5506695, 7342260, 11013390, 22026780]

約数ペア:

[(1, 22026780), (2, 11013390), (3, 7342260), (4, 5506695), (5, 4405356), (6, 3671130), (9, 2447420), (10, 2202678), (12, 1835565), (15, 1468452), (18, 1223710), (20, 1101339), (30, 734226), (36, 611855), (45, 489484), (60, 367113), (79, 278820), (90, 244742), (158, 139410), (180, 122371), (237, 92940), (316, 69705), (395, 55764), (474, 46470), (711, 30980), (790, 27882), (948, 23235), (1185, 18588), (1422, 15490), (1549, 14220), (1580, 13941), (2370, 9294), (2844, 7745), (3098, 7110), (3555, 6196), (4647, 4740)]