27758220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 95800320

約数和(自身を除く): 68042100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 43, 53, 58, 60, 70, 84, 86, 87, 105, 106, 116, 129, 140, 145, 159, 172, 174, 203, 210, 212, 215, 258, 265, 290, 301, 318, 348, 371, 406, 420, 430, 435, 516, 530, 580, 602, 609, 636, 645, 742, 795, 812, 860, 870, 903, 1015, 1060, 1113, 1204, 1218, 1247, 1290, 1484, 1505, 1537, 1590, 1740, 1806, 1855, 2030, 2226, 2279, 2436, 2494, 2580, 3010, 3045, 3074, 3180, 3612, 3710, 3741, 4060, 4452, 4515, 4558, 4611, 4988, 5565, 6020, 6090, 6148, 6235, 6837, 7420, 7482, 7685, 8729, 9030, 9116, 9222, 10759, 11130, 11395, 12180, 12470, 13674, 14964, 15370, 15953, 17458, 18060, 18444, 18705, 21518, 22260, 22790, 23055, 24940, 26187, 27348, 30740, 31906, 32277, 34185, 34916, 37410, 43036, 43645, 45580, 46110, 47859, 52374, 53795, 63812, 64554, 66091, 68370, 74820, 79765, 87290, 92220, 95718, 104748, 107590, 129108, 130935, 132182, 136740, 159530, 161385, 174580, 191436, 198273, 215180, 239295, 261870, 264364, 319060, 322770, 330455, 396546, 462637, 478590, 523740, 645540, 660910, 793092, 925274, 957180, 991365, 1321820, 1387911, 1850548, 1982730, 2313185, 2775822, 3965460, 4626370, 5551644, 6939555, 9252740, 13879110, 27758220]

約数ペア:

[(1, 27758220), (2, 13879110), (3, 9252740), (4, 6939555), (5, 5551644), (6, 4626370), (7, 3965460), (10, 2775822), (12, 2313185), (14, 1982730), (15, 1850548), (20, 1387911), (21, 1321820), (28, 991365), (29, 957180), (30, 925274), (35, 793092), (42, 660910), (43, 645540), (53, 523740), (58, 478590), (60, 462637), (70, 396546), (84, 330455), (86, 322770), (87, 319060), (105, 264364), (106, 261870), (116, 239295), (129, 215180), (140, 198273), (145, 191436), (159, 174580), (172, 161385), (174, 159530), (203, 136740), (210, 132182), (212, 130935), (215, 129108), (258, 107590), (265, 104748), (290, 95718), (301, 92220), (318, 87290), (348, 79765), (371, 74820), (406, 68370), (420, 66091), (430, 64554), (435, 63812), (516, 53795), (530, 52374), (580, 47859), (602, 46110), (609, 45580), (636, 43645), (645, 43036), (742, 37410), (795, 34916), (812, 34185), (860, 32277), (870, 31906), (903, 30740), (1015, 27348), (1060, 26187), (1113, 24940), (1204, 23055), (1218, 22790), (1247, 22260), (1290, 21518), (1484, 18705), (1505, 18444), (1537, 18060), (1590, 17458), (1740, 15953), (1806, 15370), (1855, 14964), (2030, 13674), (2226, 12470), (2279, 12180), (2436, 11395), (2494, 11130), (2580, 10759), (3010, 9222), (3045, 9116), (3074, 9030), (3180, 8729), (3612, 7685), (3710, 7482), (3741, 7420), (4060, 6837), (4452, 6235), (4515, 6148), (4558, 6090), (4611, 6020), (4988, 5565)]