8457120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{839}}^1$

素因数の和:867

約数の個数: 144

約数和(自身を含む): 33022080

約数和(自身を除く): 24564960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 839, 840, 1008, 1120, 1260, 1440, 1678, 1680, 2016, 2517, 2520, 3356, 3360, 4195, 5034, 5040, 5873, 6712, 7551, 8390, 10068, 10080, 11746, 12585, 13424, 15102, 16780, 17619, 20136, 23492, 25170, 26848, 29365, 30204, 33560, 35238, 37755, 40272, 46984, 50340, 52857, 58730, 60408, 67120, 70476, 75510, 80544, 88095, 93968, 100680, 105714, 117460, 120816, 134240, 140952, 151020, 176190, 187936, 201360, 211428, 234920, 241632, 264285, 281904, 302040, 352380, 402720, 422856, 469840, 528570, 563808, 604080, 704760, 845712, 939680, 1057140, 1208160, 1409520, 1691424, 2114280, 2819040, 4228560, 8457120]

約数ペア:

[(1, 8457120), (2, 4228560), (3, 2819040), (4, 2114280), (5, 1691424), (6, 1409520), (7, 1208160), (8, 1057140), (9, 939680), (10, 845712), (12, 704760), (14, 604080), (15, 563808), (16, 528570), (18, 469840), (20, 422856), (21, 402720), (24, 352380), (28, 302040), (30, 281904), (32, 264285), (35, 241632), (36, 234920), (40, 211428), (42, 201360), (45, 187936), (48, 176190), (56, 151020), (60, 140952), (63, 134240), (70, 120816), (72, 117460), (80, 105714), (84, 100680), (90, 93968), (96, 88095), (105, 80544), (112, 75510), (120, 70476), (126, 67120), (140, 60408), (144, 58730), (160, 52857), (168, 50340), (180, 46984), (210, 40272), (224, 37755), (240, 35238), (252, 33560), (280, 30204), (288, 29365), (315, 26848), (336, 25170), (360, 23492), (420, 20136), (480, 17619), (504, 16780), (560, 15102), (630, 13424), (672, 12585), (720, 11746), (839, 10080), (840, 10068), (1008, 8390), (1120, 7551), (1260, 6712), (1440, 5873), (1678, 5040), (1680, 5034), (2016, 4195), (2517, 3360), (2520, 3356)]