137718420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 453136320

約数和(自身を除く): 315417900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 139, 140, 147, 196, 210, 245, 278, 294, 337, 417, 420, 490, 556, 588, 674, 695, 735, 834, 973, 980, 1011, 1348, 1390, 1470, 1668, 1685, 1946, 2022, 2085, 2359, 2780, 2919, 2940, 3370, 3892, 4044, 4170, 4718, 4865, 5055, 5838, 6740, 6811, 7077, 8340, 9436, 9730, 10110, 11676, 11795, 13622, 14154, 14595, 16513, 19460, 20220, 20433, 23590, 27244, 28308, 29190, 33026, 34055, 35385, 40866, 46843, 47180, 49539, 58380, 66052, 68110, 70770, 81732, 82565, 93686, 99078, 102165, 136220, 140529, 141540, 165130, 187372, 198156, 204330, 234215, 247695, 281058, 327901, 330260, 408660, 468430, 495390, 562116, 655802, 702645, 936860, 983703, 990780, 1311604, 1405290, 1639505, 1967406, 2295307, 2810580, 3279010, 3934812, 4590614, 4918515, 6558020, 6885921, 9181228, 9837030, 11476535, 13771842, 19674060, 22953070, 27543684, 34429605, 45906140, 68859210, 137718420]

約数ペア:

[(1, 137718420), (2, 68859210), (3, 45906140), (4, 34429605), (5, 27543684), (6, 22953070), (7, 19674060), (10, 13771842), (12, 11476535), (14, 9837030), (15, 9181228), (20, 6885921), (21, 6558020), (28, 4918515), (30, 4590614), (35, 3934812), (42, 3279010), (49, 2810580), (60, 2295307), (70, 1967406), (84, 1639505), (98, 1405290), (105, 1311604), (139, 990780), (140, 983703), (147, 936860), (196, 702645), (210, 655802), (245, 562116), (278, 495390), (294, 468430), (337, 408660), (417, 330260), (420, 327901), (490, 281058), (556, 247695), (588, 234215), (674, 204330), (695, 198156), (735, 187372), (834, 165130), (973, 141540), (980, 140529), (1011, 136220), (1348, 102165), (1390, 99078), (1470, 93686), (1668, 82565), (1685, 81732), (1946, 70770), (2022, 68110), (2085, 66052), (2359, 58380), (2780, 49539), (2919, 47180), (2940, 46843), (3370, 40866), (3892, 35385), (4044, 34055), (4170, 33026), (4718, 29190), (4865, 28308), (5055, 27244), (5838, 23590), (6740, 20433), (6811, 20220), (7077, 19460), (8340, 16513), (9436, 14595), (9730, 14154), (10110, 13622), (11676, 11795)]