2278980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1177

約数の個数: 72

約数和(自身を含む): 7547904

約数和(自身を除く): 5268924

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, 1151, 1980, 2302, 3453, 4604, 5755, 6906, 10359, 11510, 12661, 13812, 17265, 20718, 23020, 25322, 34530, 37983, 41436, 50644, 51795, 63305, 69060, 75966, 103590, 113949, 126610, 151932, 189915, 207180, 227898, 253220, 379830, 455796, 569745, 759660, 1139490, 2278980]

約数ペア:

[(1, 2278980), (2, 1139490), (3, 759660), (4, 569745), (5, 455796), (6, 379830), (9, 253220), (10, 227898), (11, 207180), (12, 189915), (15, 151932), (18, 126610), (20, 113949), (22, 103590), (30, 75966), (33, 69060), (36, 63305), (44, 51795), (45, 50644), (55, 41436), (60, 37983), (66, 34530), (90, 25322), (99, 23020), (110, 20718), (132, 17265), (165, 13812), (180, 12661), (198, 11510), (220, 10359), (330, 6906), (396, 5755), (495, 4604), (660, 3453), (990, 2302), (1151, 1980)]