68157540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1242

約数の個数: 144

約数和(自身を含む): 233513280

約数和(自身を除く): 165355740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 522, 580, 638, 660, 870, 957, 990, 1044, 1187, 1276, 1305, 1595, 1740, 1914, 1980, 2374, 2610, 2871, 3190, 3561, 3828, 4748, 4785, 5220, 5742, 5935, 6380, 7122, 9570, 10683, 11484, 11870, 13057, 14244, 14355, 17805, 19140, 21366, 23740, 26114, 28710, 34423, 35610, 39171, 42732, 52228, 53415, 57420, 65285, 68846, 71220, 78342, 103269, 106830, 117513, 130570, 137692, 156684, 172115, 195855, 206538, 213660, 235026, 261140, 309807, 344230, 378653, 391710, 413076, 470052, 516345, 587565, 619614, 688460, 757306, 783420, 1032690, 1135959, 1175130, 1239228, 1514612, 1549035, 1893265, 2065380, 2271918, 2350260, 3098070, 3407877, 3786530, 4543836, 5679795, 6196140, 6815754, 7573060, 11359590, 13631508, 17039385, 22719180, 34078770, 68157540]

約数ペア:

[(1, 68157540), (2, 34078770), (3, 22719180), (4, 17039385), (5, 13631508), (6, 11359590), (9, 7573060), (10, 6815754), (11, 6196140), (12, 5679795), (15, 4543836), (18, 3786530), (20, 3407877), (22, 3098070), (29, 2350260), (30, 2271918), (33, 2065380), (36, 1893265), (44, 1549035), (45, 1514612), (55, 1239228), (58, 1175130), (60, 1135959), (66, 1032690), (87, 783420), (90, 757306), (99, 688460), (110, 619614), (116, 587565), (132, 516345), (145, 470052), (165, 413076), (174, 391710), (180, 378653), (198, 344230), (220, 309807), (261, 261140), (290, 235026), (319, 213660), (330, 206538), (348, 195855), (396, 172115), (435, 156684), (495, 137692), (522, 130570), (580, 117513), (638, 106830), (660, 103269), (870, 78342), (957, 71220), (990, 68846), (1044, 65285), (1187, 57420), (1276, 53415), (1305, 52228), (1595, 42732), (1740, 39171), (1914, 35610), (1980, 34423), (2374, 28710), (2610, 26114), (2871, 23740), (3190, 21366), (3561, 19140), (3828, 17805), (4748, 14355), (4785, 14244), (5220, 13057), (5742, 11870), (5935, 11484), (6380, 10683), (7122, 9570)]