211215888

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6637}}^1$

素因数の和:6681

約数の個数: 120

約数和(自身を含む): 674128728

約数和(自身を除く): 462912840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 6637, 7956, 10608, 13274, 15912, 19911, 26548, 31824, 39822, 53096, 59733, 79644, 86281, 106192, 112829, 119466, 159288, 172562, 225658, 238932, 258843, 318576, 338487, 345124, 451316, 477864, 517686, 676974, 690248, 776529, 902632, 955728, 1015461, 1035372, 1353948, 1380496, 1466777, 1553058, 1805264, 2030922, 2070744, 2707896, 2933554, 3106116, 4061844, 4141488, 4400331, 5415792, 5867108, 6212232, 8123688, 8800662, 11734216, 12424464, 13200993, 16247376, 17601324, 23468432, 26401986, 35202648, 52803972, 70405296, 105607944, 211215888]

約数ペア:

[(1, 211215888), (2, 105607944), (3, 70405296), (4, 52803972), (6, 35202648), (8, 26401986), (9, 23468432), (12, 17601324), (13, 16247376), (16, 13200993), (17, 12424464), (18, 11734216), (24, 8800662), (26, 8123688), (34, 6212232), (36, 5867108), (39, 5415792), (48, 4400331), (51, 4141488), (52, 4061844), (68, 3106116), (72, 2933554), (78, 2707896), (102, 2070744), (104, 2030922), (117, 1805264), (136, 1553058), (144, 1466777), (153, 1380496), (156, 1353948), (204, 1035372), (208, 1015461), (221, 955728), (234, 902632), (272, 776529), (306, 690248), (312, 676974), (408, 517686), (442, 477864), (468, 451316), (612, 345124), (624, 338487), (663, 318576), (816, 258843), (884, 238932), (936, 225658), (1224, 172562), (1326, 159288), (1768, 119466), (1872, 112829), (1989, 106192), (2448, 86281), (2652, 79644), (3536, 59733), (3978, 53096), (5304, 39822), (6637, 31824), (7956, 26548), (10608, 19911), (13274, 15912)]