191428020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1093}}^1$

素因数の和:1254

約数の個数: 144

約数和(自身を含む): 669002880

約数和(自身を除く): 477574860

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, 139, 140, 180, 210, 252, 278, 315, 417, 420, 556, 630, 695, 834, 973, 1093, 1251, 1260, 1390, 1668, 1946, 2085, 2186, 2502, 2780, 2919, 3279, 3892, 4170, 4372, 4865, 5004, 5465, 5838, 6255, 6558, 7651, 8340, 8757, 9730, 9837, 10930, 11676, 12510, 13116, 14595, 15302, 16395, 17514, 19460, 19674, 21860, 22953, 25020, 29190, 30604, 32790, 35028, 38255, 39348, 43785, 45906, 49185, 58380, 65580, 68859, 76510, 87570, 91812, 98370, 114765, 137718, 151927, 153020, 175140, 196740, 229530, 275436, 303854, 344295, 455781, 459060, 607708, 688590, 759635, 911562, 1063489, 1367343, 1377180, 1519270, 1823124, 2126978, 2278905, 2734686, 3038540, 3190467, 4253956, 4557810, 5317445, 5469372, 6380934, 6836715, 9115620, 9571401, 10634890, 12761868, 13673430, 15952335, 19142802, 21269780, 27346860, 31904670, 38285604, 47857005, 63809340, 95714010, 191428020]

約数ペア:

[(1, 191428020), (2, 95714010), (3, 63809340), (4, 47857005), (5, 38285604), (6, 31904670), (7, 27346860), (9, 21269780), (10, 19142802), (12, 15952335), (14, 13673430), (15, 12761868), (18, 10634890), (20, 9571401), (21, 9115620), (28, 6836715), (30, 6380934), (35, 5469372), (36, 5317445), (42, 4557810), (45, 4253956), (60, 3190467), (63, 3038540), (70, 2734686), (84, 2278905), (90, 2126978), (105, 1823124), (126, 1519270), (139, 1377180), (140, 1367343), (180, 1063489), (210, 911562), (252, 759635), (278, 688590), (315, 607708), (417, 459060), (420, 455781), (556, 344295), (630, 303854), (695, 275436), (834, 229530), (973, 196740), (1093, 175140), (1251, 153020), (1260, 151927), (1390, 137718), (1668, 114765), (1946, 98370), (2085, 91812), (2186, 87570), (2502, 76510), (2780, 68859), (2919, 65580), (3279, 58380), (3892, 49185), (4170, 45906), (4372, 43785), (4865, 39348), (5004, 38255), (5465, 35028), (5838, 32790), (6255, 30604), (6558, 29190), (7651, 25020), (8340, 22953), (8757, 21860), (9730, 19674), (9837, 19460), (10930, 17514), (11676, 16395), (12510, 15302), (13116, 14595)]