7218167220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3645539}}^1$

素因数の和:3645565

約数の個数: 72

約数和(自身を含む): 23885578080

約数和(自身を除く): 16667410860

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, 3645539, 7291078, 10936617, 14582156, 18227695, 21873234, 32809851, 36455390, 40100929, 43746468, 54683085, 65619702, 72910780, 80201858, 109366170, 120302787, 131239404, 160403716, 164049255, 200504645, 218732340, 240605574, 328098510, 360908361, 401009290, 481211148, 601513935, 656197020, 721816722, 802018580, 1203027870, 1443633444, 1804541805, 2406055740, 3609083610, 7218167220]

約数ペア:

[(1, 7218167220), (2, 3609083610), (3, 2406055740), (4, 1804541805), (5, 1443633444), (6, 1203027870), (9, 802018580), (10, 721816722), (11, 656197020), (12, 601513935), (15, 481211148), (18, 401009290), (20, 360908361), (22, 328098510), (30, 240605574), (33, 218732340), (36, 200504645), (44, 164049255), (45, 160403716), (55, 131239404), (60, 120302787), (66, 109366170), (90, 80201858), (99, 72910780), (110, 65619702), (132, 54683085), (165, 43746468), (180, 40100929), (198, 36455390), (220, 32809851), (330, 21873234), (396, 18227695), (495, 14582156), (660, 10936617), (990, 7291078), (1980, 3645539)]