279700740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{141263}}^1$

素因数の和:141289

約数の個数: 72

約数和(自身を含む): 925561728

約数和(自身を除く): 645860988

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, 141263, 282526, 423789, 565052, 706315, 847578, 1271367, 1412630, 1553893, 1695156, 2118945, 2542734, 2825260, 3107786, 4237890, 4661679, 5085468, 6215572, 6356835, 7769465, 8475780, 9323358, 12713670, 13985037, 15538930, 18646716, 23308395, 25427340, 27970074, 31077860, 46616790, 55940148, 69925185, 93233580, 139850370, 279700740]

約数ペア:

[(1, 279700740), (2, 139850370), (3, 93233580), (4, 69925185), (5, 55940148), (6, 46616790), (9, 31077860), (10, 27970074), (11, 25427340), (12, 23308395), (15, 18646716), (18, 15538930), (20, 13985037), (22, 12713670), (30, 9323358), (33, 8475780), (36, 7769465), (44, 6356835), (45, 6215572), (55, 5085468), (60, 4661679), (66, 4237890), (90, 3107786), (99, 2825260), (110, 2542734), (132, 2118945), (165, 1695156), (180, 1553893), (198, 1412630), (220, 1271367), (330, 847578), (396, 706315), (495, 565052), (660, 423789), (990, 282526), (1980, 141263)]