18966360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 66193920

約数和(自身を除く): 47227560

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, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 337, 402, 420, 469, 536, 670, 674, 804, 840, 938, 1005, 1011, 1340, 1348, 1407, 1608, 1685, 1876, 2010, 2022, 2345, 2359, 2680, 2696, 2814, 3370, 3752, 4020, 4044, 4690, 4718, 5055, 5628, 6740, 7035, 7077, 8040, 8088, 9380, 9436, 10110, 11256, 11795, 13480, 14070, 14154, 18760, 18872, 20220, 22579, 23590, 28140, 28308, 35385, 40440, 45158, 47180, 56280, 56616, 67737, 70770, 90316, 94360, 112895, 135474, 141540, 158053, 180632, 225790, 270948, 283080, 316106, 338685, 451580, 474159, 541896, 632212, 677370, 790265, 903160, 948318, 1264424, 1354740, 1580530, 1896636, 2370795, 2709480, 3161060, 3793272, 4741590, 6322120, 9483180, 18966360]

約数ペア:

[(1, 18966360), (2, 9483180), (3, 6322120), (4, 4741590), (5, 3793272), (6, 3161060), (7, 2709480), (8, 2370795), (10, 1896636), (12, 1580530), (14, 1354740), (15, 1264424), (20, 948318), (21, 903160), (24, 790265), (28, 677370), (30, 632212), (35, 541896), (40, 474159), (42, 451580), (56, 338685), (60, 316106), (67, 283080), (70, 270948), (84, 225790), (105, 180632), (120, 158053), (134, 141540), (140, 135474), (168, 112895), (201, 94360), (210, 90316), (268, 70770), (280, 67737), (335, 56616), (337, 56280), (402, 47180), (420, 45158), (469, 40440), (536, 35385), (670, 28308), (674, 28140), (804, 23590), (840, 22579), (938, 20220), (1005, 18872), (1011, 18760), (1340, 14154), (1348, 14070), (1407, 13480), (1608, 11795), (1685, 11256), (1876, 10110), (2010, 9436), (2022, 9380), (2345, 8088), (2359, 8040), (2680, 7077), (2696, 7035), (2814, 6740), (3370, 5628), (3752, 5055), (4020, 4718), (4044, 4690)]