2018918160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{400579}}^1$

素因数の和:400605

約数の個数: 120

約数和(自身を含む): 7748819520

約数和(自身を除く): 5729901360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 400579, 801158, 1201737, 1602316, 2002895, 2403474, 2804053, 3204632, 3605211, 4005790, 4806948, 5608106, 6008685, 6409264, 7210422, 8011580, 8412159, 9613896, 11216212, 12017370, 14020265, 14420844, 16023160, 16824318, 18026055, 19227792, 22432424, 24034740, 25236477, 28040530, 28841688, 32046320, 33648636, 36052110, 42060795, 44864848, 48069480, 50472954, 56081060, 57683376, 67297272, 72104220, 84121590, 96138960, 100945908, 112162120, 126182385, 134594544, 144208440, 168243180, 201891816, 224324240, 252364770, 288416880, 336486360, 403783632, 504729540, 672972720, 1009459080, 2018918160]

約数ペア:

[(1, 2018918160), (2, 1009459080), (3, 672972720), (4, 504729540), (5, 403783632), (6, 336486360), (7, 288416880), (8, 252364770), (9, 224324240), (10, 201891816), (12, 168243180), (14, 144208440), (15, 134594544), (16, 126182385), (18, 112162120), (20, 100945908), (21, 96138960), (24, 84121590), (28, 72104220), (30, 67297272), (35, 57683376), (36, 56081060), (40, 50472954), (42, 48069480), (45, 44864848), (48, 42060795), (56, 36052110), (60, 33648636), (63, 32046320), (70, 28841688), (72, 28040530), (80, 25236477), (84, 24034740), (90, 22432424), (105, 19227792), (112, 18026055), (120, 16824318), (126, 16023160), (140, 14420844), (144, 14020265), (168, 12017370), (180, 11216212), (210, 9613896), (240, 8412159), (252, 8011580), (280, 7210422), (315, 6409264), (336, 6008685), (360, 5608106), (420, 4806948), (504, 4005790), (560, 3605211), (630, 3204632), (720, 2804053), (840, 2403474), (1008, 2002895), (1260, 1602316), (1680, 1201737), (2520, 801158), (5040, 400579)]