2201137280

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 5372136000

約数和(自身を除く): 3170998720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 139, 160, 218, 227, 278, 320, 436, 454, 545, 556, 640, 695, 872, 908, 1090, 1112, 1135, 1390, 1744, 1816, 2180, 2224, 2270, 2780, 3488, 3632, 4360, 4448, 4540, 5560, 6976, 7264, 8720, 8896, 9080, 11120, 13952, 14528, 15151, 17440, 17792, 18160, 22240, 24743, 29056, 30302, 31553, 34880, 36320, 44480, 49486, 60604, 63106, 69760, 72640, 75755, 88960, 98972, 121208, 123715, 126212, 145280, 151510, 157765, 197944, 242416, 247430, 252424, 303020, 315530, 395888, 484832, 494860, 504848, 606040, 631060, 791776, 969664, 989720, 1009696, 1212080, 1262120, 1583552, 1939328, 1979440, 2019392, 2424160, 2524240, 3167104, 3439277, 3958880, 4038784, 4848320, 5048480, 6878554, 7917760, 9696640, 10096960, 13757108, 15835520, 17196385, 20193920, 27514216, 34392770, 55028432, 68785540, 110056864, 137571080, 220113728, 275142160, 440227456, 550284320, 1100568640, 2201137280]

約数ペア:

[(1, 2201137280), (2, 1100568640), (4, 550284320), (5, 440227456), (8, 275142160), (10, 220113728), (16, 137571080), (20, 110056864), (32, 68785540), (40, 55028432), (64, 34392770), (80, 27514216), (109, 20193920), (128, 17196385), (139, 15835520), (160, 13757108), (218, 10096960), (227, 9696640), (278, 7917760), (320, 6878554), (436, 5048480), (454, 4848320), (545, 4038784), (556, 3958880), (640, 3439277), (695, 3167104), (872, 2524240), (908, 2424160), (1090, 2019392), (1112, 1979440), (1135, 1939328), (1390, 1583552), (1744, 1262120), (1816, 1212080), (2180, 1009696), (2224, 989720), (2270, 969664), (2780, 791776), (3488, 631060), (3632, 606040), (4360, 504848), (4448, 494860), (4540, 484832), (5560, 395888), (6976, 315530), (7264, 303020), (8720, 252424), (8896, 247430), (9080, 242416), (11120, 197944), (13952, 157765), (14528, 151510), (15151, 145280), (17440, 126212), (17792, 123715), (18160, 121208), (22240, 98972), (24743, 88960), (29056, 75755), (30302, 72640), (31553, 69760), (34880, 63106), (36320, 60604), (44480, 49486)]