398340852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:382

約数の個数: 192

約数和(自身を含む): 1225297920

約数和(自身を除く): 826957068

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 73, 76, 78, 84, 91, 114, 133, 146, 156, 182, 219, 228, 247, 263, 266, 273, 292, 364, 399, 438, 494, 511, 526, 532, 546, 741, 789, 798, 876, 949, 988, 1022, 1052, 1092, 1387, 1482, 1533, 1578, 1596, 1729, 1841, 1898, 2044, 2774, 2847, 2964, 3066, 3156, 3419, 3458, 3682, 3796, 4161, 4997, 5187, 5523, 5548, 5694, 6132, 6643, 6838, 6916, 7364, 8322, 9709, 9994, 10257, 10374, 11046, 11388, 13286, 13676, 14991, 16644, 18031, 19199, 19418, 19929, 19988, 20514, 20748, 22092, 23933, 26572, 29127, 29982, 34979, 36062, 38398, 38836, 39858, 41028, 47866, 54093, 57597, 58254, 59964, 64961, 69958, 71799, 72124, 76796, 79716, 95732, 104937, 108186, 115194, 116508, 126217, 129922, 134393, 139916, 143598, 194883, 209874, 216372, 230388, 249587, 252434, 259844, 268786, 287196, 364781, 378651, 389766, 403179, 419748, 454727, 499174, 504868, 537572, 729562, 748761, 757302, 779532, 806358, 909454, 998348, 1094343, 1364181, 1459124, 1497522, 1514604, 1612716, 1747109, 1818908, 2188686, 2553467, 2728362, 2995044, 3494218, 4377372, 4742153, 5106934, 5241327, 5456724, 6988436, 7660401, 9484306, 10213868, 10482654, 14226459, 15320802, 18968612, 20965308, 28452918, 30641604, 33195071, 56905836, 66390142, 99585213, 132780284, 199170426, 398340852]

約数ペア:

[(1, 398340852), (2, 199170426), (3, 132780284), (4, 99585213), (6, 66390142), (7, 56905836), (12, 33195071), (13, 30641604), (14, 28452918), (19, 20965308), (21, 18968612), (26, 15320802), (28, 14226459), (38, 10482654), (39, 10213868), (42, 9484306), (52, 7660401), (57, 6988436), (73, 5456724), (76, 5241327), (78, 5106934), (84, 4742153), (91, 4377372), (114, 3494218), (133, 2995044), (146, 2728362), (156, 2553467), (182, 2188686), (219, 1818908), (228, 1747109), (247, 1612716), (263, 1514604), (266, 1497522), (273, 1459124), (292, 1364181), (364, 1094343), (399, 998348), (438, 909454), (494, 806358), (511, 779532), (526, 757302), (532, 748761), (546, 729562), (741, 537572), (789, 504868), (798, 499174), (876, 454727), (949, 419748), (988, 403179), (1022, 389766), (1052, 378651), (1092, 364781), (1387, 287196), (1482, 268786), (1533, 259844), (1578, 252434), (1596, 249587), (1729, 230388), (1841, 216372), (1898, 209874), (2044, 194883), (2774, 143598), (2847, 139916), (2964, 134393), (3066, 129922), (3156, 126217), (3419, 116508), (3458, 115194), (3682, 108186), (3796, 104937), (4161, 95732), (4997, 79716), (5187, 76796), (5523, 72124), (5548, 71799), (5694, 69958), (6132, 64961), (6643, 59964), (6838, 58254), (6916, 57597), (7364, 54093), (8322, 47866), (9709, 41028), (9994, 39858), (10257, 38836), (10374, 38398), (11046, 36062), (11388, 34979), (13286, 29982), (13676, 29127), (14991, 26572), (16644, 23933), (18031, 22092), (19199, 20748), (19418, 20514), (19929, 19988)]