12748260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 41287680

約数和(自身を除く): 28539420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 239, 254, 381, 420, 478, 508, 635, 717, 762, 889, 956, 1195, 1270, 1434, 1524, 1673, 1778, 1905, 2390, 2540, 2667, 2868, 3346, 3556, 3585, 3810, 4445, 4780, 5019, 5334, 6692, 7170, 7620, 8365, 8890, 10038, 10668, 13335, 14340, 16730, 17780, 20076, 25095, 26670, 30353, 33460, 50190, 53340, 60706, 91059, 100380, 121412, 151765, 182118, 212471, 303530, 364236, 424942, 455295, 607060, 637413, 849884, 910590, 1062355, 1274826, 1821180, 2124710, 2549652, 3187065, 4249420, 6374130, 12748260]

約数ペア:

[(1, 12748260), (2, 6374130), (3, 4249420), (4, 3187065), (5, 2549652), (6, 2124710), (7, 1821180), (10, 1274826), (12, 1062355), (14, 910590), (15, 849884), (20, 637413), (21, 607060), (28, 455295), (30, 424942), (35, 364236), (42, 303530), (60, 212471), (70, 182118), (84, 151765), (105, 121412), (127, 100380), (140, 91059), (210, 60706), (239, 53340), (254, 50190), (381, 33460), (420, 30353), (478, 26670), (508, 25095), (635, 20076), (717, 17780), (762, 16730), (889, 14340), (956, 13335), (1195, 10668), (1270, 10038), (1434, 8890), (1524, 8365), (1673, 7620), (1778, 7170), (1905, 6692), (2390, 5334), (2540, 5019), (2667, 4780), (2868, 4445), (3346, 3810), (3556, 3585)]