140549220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 490159488

約数和(自身を除く): 349610268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 331, 337, 420, 630, 662, 674, 993, 1011, 1260, 1324, 1348, 1655, 1685, 1986, 2022, 2317, 2359, 2979, 3033, 3310, 3370, 3972, 4044, 4634, 4718, 4965, 5055, 5958, 6066, 6620, 6740, 6951, 7077, 9268, 9436, 9930, 10110, 11585, 11795, 11916, 12132, 13902, 14154, 14895, 15165, 19860, 20220, 20853, 21231, 23170, 23590, 27804, 28308, 29790, 30330, 34755, 35385, 41706, 42462, 46340, 47180, 59580, 60660, 69510, 70770, 83412, 84924, 104265, 106155, 111547, 139020, 141540, 208530, 212310, 223094, 334641, 417060, 424620, 446188, 557735, 669282, 780829, 1003923, 1115470, 1338564, 1561658, 1673205, 2007846, 2230940, 2342487, 3123316, 3346410, 3904145, 4015692, 4684974, 5019615, 6692820, 7027461, 7808290, 9369948, 10039230, 11712435, 14054922, 15616580, 20078460, 23424870, 28109844, 35137305, 46849740, 70274610, 140549220]

約数ペア:

[(1, 140549220), (2, 70274610), (3, 46849740), (4, 35137305), (5, 28109844), (6, 23424870), (7, 20078460), (9, 15616580), (10, 14054922), (12, 11712435), (14, 10039230), (15, 9369948), (18, 7808290), (20, 7027461), (21, 6692820), (28, 5019615), (30, 4684974), (35, 4015692), (36, 3904145), (42, 3346410), (45, 3123316), (60, 2342487), (63, 2230940), (70, 2007846), (84, 1673205), (90, 1561658), (105, 1338564), (126, 1115470), (140, 1003923), (180, 780829), (210, 669282), (252, 557735), (315, 446188), (331, 424620), (337, 417060), (420, 334641), (630, 223094), (662, 212310), (674, 208530), (993, 141540), (1011, 139020), (1260, 111547), (1324, 106155), (1348, 104265), (1655, 84924), (1685, 83412), (1986, 70770), (2022, 69510), (2317, 60660), (2359, 59580), (2979, 47180), (3033, 46340), (3310, 42462), (3370, 41706), (3972, 35385), (4044, 34755), (4634, 30330), (4718, 29790), (4965, 28308), (5055, 27804), (5958, 23590), (6066, 23170), (6620, 21231), (6740, 20853), (6951, 20220), (7077, 19860), (9268, 15165), (9436, 14895), (9930, 14154), (10110, 13902), (11585, 12132), (11795, 11916)]