71961876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 221020800

約数和(自身を除く): 149058924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 43, 58, 63, 84, 86, 87, 116, 126, 129, 172, 174, 203, 229, 252, 258, 261, 301, 348, 387, 406, 458, 516, 522, 602, 609, 687, 774, 812, 903, 916, 1044, 1204, 1218, 1247, 1374, 1548, 1603, 1806, 1827, 2061, 2436, 2494, 2709, 2748, 3206, 3612, 3654, 3741, 4122, 4809, 4988, 5418, 6412, 6641, 7308, 7482, 8244, 8729, 9618, 9847, 10836, 11223, 13282, 14427, 14964, 17458, 19236, 19694, 19923, 22446, 26187, 26564, 28854, 29541, 34916, 39388, 39846, 44892, 46487, 52374, 57708, 59082, 59769, 68929, 78561, 79692, 88623, 92974, 104748, 118164, 119538, 137858, 139461, 157122, 177246, 185948, 206787, 239076, 275716, 278922, 285563, 314244, 354492, 413574, 418383, 557844, 571126, 620361, 827148, 836766, 856689, 1142252, 1240722, 1673532, 1713378, 1998941, 2481444, 2570067, 3426756, 3997882, 5140134, 5996823, 7995764, 10280268, 11993646, 17990469, 23987292, 35980938, 71961876]

約数ペア:

[(1, 71961876), (2, 35980938), (3, 23987292), (4, 17990469), (6, 11993646), (7, 10280268), (9, 7995764), (12, 5996823), (14, 5140134), (18, 3997882), (21, 3426756), (28, 2570067), (29, 2481444), (36, 1998941), (42, 1713378), (43, 1673532), (58, 1240722), (63, 1142252), (84, 856689), (86, 836766), (87, 827148), (116, 620361), (126, 571126), (129, 557844), (172, 418383), (174, 413574), (203, 354492), (229, 314244), (252, 285563), (258, 278922), (261, 275716), (301, 239076), (348, 206787), (387, 185948), (406, 177246), (458, 157122), (516, 139461), (522, 137858), (602, 119538), (609, 118164), (687, 104748), (774, 92974), (812, 88623), (903, 79692), (916, 78561), (1044, 68929), (1204, 59769), (1218, 59082), (1247, 57708), (1374, 52374), (1548, 46487), (1603, 44892), (1806, 39846), (1827, 39388), (2061, 34916), (2436, 29541), (2494, 28854), (2709, 26564), (2748, 26187), (3206, 22446), (3612, 19923), (3654, 19694), (3741, 19236), (4122, 17458), (4809, 14964), (4988, 14427), (5418, 13282), (6412, 11223), (6641, 10836), (7308, 9847), (7482, 9618), (8244, 8729)]