67857664

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2035

約数の個数: 72

約数和(自身を含む): 163029440

約数和(自身を除く): 95171776

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 1993, 2128, 2432, 3986, 4256, 4864, 7972, 8512, 13951, 15944, 17024, 27902, 31888, 34048, 37867, 55804, 63776, 75734, 111608, 127552, 151468, 223216, 255104, 265069, 302936, 446432, 510208, 530138, 605872, 892864, 1060276, 1211744, 1785728, 2120552, 2423488, 3571456, 4241104, 4846976, 8482208, 9693952, 16964416, 33928832, 67857664]

約数ペア:

[(1, 67857664), (2, 33928832), (4, 16964416), (7, 9693952), (8, 8482208), (14, 4846976), (16, 4241104), (19, 3571456), (28, 2423488), (32, 2120552), (38, 1785728), (56, 1211744), (64, 1060276), (76, 892864), (112, 605872), (128, 530138), (133, 510208), (152, 446432), (224, 302936), (256, 265069), (266, 255104), (304, 223216), (448, 151468), (532, 127552), (608, 111608), (896, 75734), (1064, 63776), (1216, 55804), (1792, 37867), (1993, 34048), (2128, 31888), (2432, 27902), (3986, 17024), (4256, 15944), (4864, 13951), (7972, 8512)]