56356740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28463}}^1$

素因数の和:28489

約数の個数: 72

約数和(自身を含む): 186496128

約数和(自身を除く): 130139388

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, 28463, 56926, 85389, 113852, 142315, 170778, 256167, 284630, 313093, 341556, 426945, 512334, 569260, 626186, 853890, 939279, 1024668, 1252372, 1280835, 1565465, 1707780, 1878558, 2561670, 2817837, 3130930, 3757116, 4696395, 5123340, 5635674, 6261860, 9392790, 11271348, 14089185, 18785580, 28178370, 56356740]

約数ペア:

[(1, 56356740), (2, 28178370), (3, 18785580), (4, 14089185), (5, 11271348), (6, 9392790), (9, 6261860), (10, 5635674), (11, 5123340), (12, 4696395), (15, 3757116), (18, 3130930), (20, 2817837), (22, 2561670), (30, 1878558), (33, 1707780), (36, 1565465), (44, 1280835), (45, 1252372), (55, 1024668), (60, 939279), (66, 853890), (90, 626186), (99, 569260), (110, 512334), (132, 426945), (165, 341556), (180, 313093), (198, 284630), (220, 256167), (330, 170778), (396, 142315), (495, 113852), (660, 85389), (990, 56926), (1980, 28463)]