1226402560

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 3033868320

約数和(自身を除く): 1807465760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 113, 122, 128, 139, 160, 226, 244, 256, 278, 305, 320, 452, 488, 556, 565, 610, 640, 695, 904, 976, 1112, 1130, 1220, 1280, 1390, 1808, 1952, 2224, 2260, 2440, 2780, 3616, 3904, 4448, 4520, 4880, 5560, 6893, 7232, 7808, 8479, 8896, 9040, 9760, 11120, 13786, 14464, 15616, 15707, 16958, 17792, 18080, 19520, 22240, 27572, 28928, 31414, 33916, 34465, 35584, 36160, 39040, 42395, 44480, 55144, 62828, 67832, 68930, 72320, 78080, 78535, 84790, 88960, 110288, 125656, 135664, 137860, 144640, 157070, 169580, 177920, 220576, 251312, 271328, 275720, 314140, 339160, 441152, 502624, 542656, 551440, 628280, 678320, 882304, 958127, 1005248, 1085312, 1102880, 1256560, 1356640, 1764608, 1916254, 2010496, 2170624, 2205760, 2513120, 2713280, 3832508, 4020992, 4411520, 4790635, 5026240, 5426560, 7665016, 8823040, 9581270, 10052480, 10853120, 15330032, 19162540, 20104960, 30660064, 38325080, 61320128, 76650160, 122640256, 153300320, 245280512, 306600640, 613201280, 1226402560]

約数ペア:

[(1, 1226402560), (2, 613201280), (4, 306600640), (5, 245280512), (8, 153300320), (10, 122640256), (16, 76650160), (20, 61320128), (32, 38325080), (40, 30660064), (61, 20104960), (64, 19162540), (80, 15330032), (113, 10853120), (122, 10052480), (128, 9581270), (139, 8823040), (160, 7665016), (226, 5426560), (244, 5026240), (256, 4790635), (278, 4411520), (305, 4020992), (320, 3832508), (452, 2713280), (488, 2513120), (556, 2205760), (565, 2170624), (610, 2010496), (640, 1916254), (695, 1764608), (904, 1356640), (976, 1256560), (1112, 1102880), (1130, 1085312), (1220, 1005248), (1280, 958127), (1390, 882304), (1808, 678320), (1952, 628280), (2224, 551440), (2260, 542656), (2440, 502624), (2780, 441152), (3616, 339160), (3904, 314140), (4448, 275720), (4520, 271328), (4880, 251312), (5560, 220576), (6893, 177920), (7232, 169580), (7808, 157070), (8479, 144640), (8896, 137860), (9040, 135664), (9760, 125656), (11120, 110288), (13786, 88960), (14464, 84790), (15616, 78535), (15707, 78080), (16958, 72320), (17792, 68930), (18080, 67832), (19520, 62828), (22240, 55144), (27572, 44480), (28928, 42395), (31414, 39040), (33916, 36160), (34465, 35584)]