12272220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 38525760

約数和(自身を除く): 26253540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2351, 2610, 4702, 5220, 7053, 9404, 11755, 14106, 21159, 23510, 28212, 35265, 42318, 47020, 68179, 70530, 84636, 105795, 136358, 141060, 204537, 211590, 272716, 340895, 409074, 423180, 613611, 681790, 818148, 1022685, 1227222, 1363580, 2045370, 2454444, 3068055, 4090740, 6136110, 12272220]

約数ペア:

[(1, 12272220), (2, 6136110), (3, 4090740), (4, 3068055), (5, 2454444), (6, 2045370), (9, 1363580), (10, 1227222), (12, 1022685), (15, 818148), (18, 681790), (20, 613611), (29, 423180), (30, 409074), (36, 340895), (45, 272716), (58, 211590), (60, 204537), (87, 141060), (90, 136358), (116, 105795), (145, 84636), (174, 70530), (180, 68179), (261, 47020), (290, 42318), (348, 35265), (435, 28212), (522, 23510), (580, 21159), (870, 14106), (1044, 11755), (1305, 9404), (1740, 7053), (2351, 5220), (2610, 4702)]