278345148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{967}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 698957952

約数和(自身を除く): 420612804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 83, 102, 166, 204, 249, 289, 332, 498, 578, 867, 967, 996, 1156, 1411, 1734, 1934, 2822, 2901, 3468, 3868, 4233, 5644, 5802, 8466, 11604, 16439, 16932, 23987, 32878, 47974, 49317, 65756, 71961, 80261, 95948, 98634, 143922, 160522, 197268, 240783, 279463, 287844, 321044, 481566, 558926, 838389, 963132, 1117852, 1364437, 1676778, 2728874, 3353556, 4093311, 5457748, 8186622, 16373244, 23195429, 46390858, 69586287, 92781716, 139172574, 278345148]

約数ペア:

[(1, 278345148), (2, 139172574), (3, 92781716), (4, 69586287), (6, 46390858), (12, 23195429), (17, 16373244), (34, 8186622), (51, 5457748), (68, 4093311), (83, 3353556), (102, 2728874), (166, 1676778), (204, 1364437), (249, 1117852), (289, 963132), (332, 838389), (498, 558926), (578, 481566), (867, 321044), (967, 287844), (996, 279463), (1156, 240783), (1411, 197268), (1734, 160522), (1934, 143922), (2822, 98634), (2901, 95948), (3468, 80261), (3868, 71961), (4233, 65756), (5644, 49317), (5802, 47974), (8466, 32878), (11604, 23987), (16439, 16932)]