68568640

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4373}}^1$

素因数の和:4404

約数の個数: 84

約数和(自身を含む): 189980316

約数和(自身を除く): 121411676

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4373, 7840, 8746, 15680, 17492, 21865, 30611, 34984, 43730, 61222, 69968, 87460, 122444, 139936, 153055, 174920, 214277, 244888, 279872, 306110, 349840, 428554, 489776, 612220, 699680, 857108, 979552, 1071385, 1224440, 1399360, 1714216, 1959104, 2142770, 2448880, 3428432, 4285540, 4897760, 6856864, 8571080, 9795520, 13713728, 17142160, 34284320, 68568640]

約数ペア:

[(1, 68568640), (2, 34284320), (4, 17142160), (5, 13713728), (7, 9795520), (8, 8571080), (10, 6856864), (14, 4897760), (16, 4285540), (20, 3428432), (28, 2448880), (32, 2142770), (35, 1959104), (40, 1714216), (49, 1399360), (56, 1224440), (64, 1071385), (70, 979552), (80, 857108), (98, 699680), (112, 612220), (140, 489776), (160, 428554), (196, 349840), (224, 306110), (245, 279872), (280, 244888), (320, 214277), (392, 174920), (448, 153055), (490, 139936), (560, 122444), (784, 87460), (980, 69968), (1120, 61222), (1568, 43730), (1960, 34984), (2240, 30611), (3136, 21865), (3920, 17492), (4373, 15680), (7840, 8746)]