141256920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:857

約数の個数: 128

約数和(自身を含む): 486720000

約数和(自身を除く): 345463080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 337, 420, 499, 674, 840, 998, 1011, 1348, 1497, 1685, 1996, 2022, 2359, 2495, 2696, 2994, 3370, 3493, 3992, 4044, 4718, 4990, 5055, 5988, 6740, 6986, 7077, 7485, 8088, 9436, 9980, 10110, 10479, 11795, 11976, 13480, 13972, 14154, 14970, 17465, 18872, 19960, 20220, 20958, 23590, 27944, 28308, 29940, 34930, 35385, 40440, 41916, 47180, 52395, 56616, 59880, 69860, 70770, 83832, 94360, 104790, 139720, 141540, 168163, 209580, 283080, 336326, 419160, 504489, 672652, 840815, 1008978, 1177141, 1345304, 1681630, 2017956, 2354282, 2522445, 3363260, 3531423, 4035912, 4708564, 5044890, 5885705, 6726520, 7062846, 9417128, 10089780, 11771410, 14125692, 17657115, 20179560, 23542820, 28251384, 35314230, 47085640, 70628460, 141256920]

約数ペア:

[(1, 141256920), (2, 70628460), (3, 47085640), (4, 35314230), (5, 28251384), (6, 23542820), (7, 20179560), (8, 17657115), (10, 14125692), (12, 11771410), (14, 10089780), (15, 9417128), (20, 7062846), (21, 6726520), (24, 5885705), (28, 5044890), (30, 4708564), (35, 4035912), (40, 3531423), (42, 3363260), (56, 2522445), (60, 2354282), (70, 2017956), (84, 1681630), (105, 1345304), (120, 1177141), (140, 1008978), (168, 840815), (210, 672652), (280, 504489), (337, 419160), (420, 336326), (499, 283080), (674, 209580), (840, 168163), (998, 141540), (1011, 139720), (1348, 104790), (1497, 94360), (1685, 83832), (1996, 70770), (2022, 69860), (2359, 59880), (2495, 56616), (2696, 52395), (2994, 47180), (3370, 41916), (3493, 40440), (3992, 35385), (4044, 34930), (4718, 29940), (4990, 28308), (5055, 27944), (5988, 23590), (6740, 20958), (6986, 20220), (7077, 19960), (7485, 18872), (8088, 17465), (9436, 14970), (9980, 14154), (10110, 13972), (10479, 13480), (11795, 11976)]