56748780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28661}}^1$

素因数の和:28687

約数の個数: 72

約数和(自身を含む): 187793424

約数和(自身を除く): 131044644

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, 28661, 57322, 85983, 114644, 143305, 171966, 257949, 286610, 315271, 343932, 429915, 515898, 573220, 630542, 859830, 945813, 1031796, 1261084, 1289745, 1576355, 1719660, 1891626, 2579490, 2837439, 3152710, 3783252, 4729065, 5158980, 5674878, 6305420, 9458130, 11349756, 14187195, 18916260, 28374390, 56748780]

約数ペア:

[(1, 56748780), (2, 28374390), (3, 18916260), (4, 14187195), (5, 11349756), (6, 9458130), (9, 6305420), (10, 5674878), (11, 5158980), (12, 4729065), (15, 3783252), (18, 3152710), (20, 2837439), (22, 2579490), (30, 1891626), (33, 1719660), (36, 1576355), (44, 1289745), (45, 1261084), (55, 1031796), (60, 945813), (66, 859830), (90, 630542), (99, 573220), (110, 515898), (132, 429915), (165, 343932), (180, 315271), (198, 286610), (220, 257949), (330, 171966), (396, 143305), (495, 114644), (660, 85983), (990, 57322), (1980, 28661)]