168694504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 357192000

約数和(自身を除く): 188497496

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 109, 172, 218, 344, 409, 436, 473, 818, 872, 946, 1199, 1636, 1892, 2398, 3272, 3784, 4499, 4687, 4796, 8998, 9374, 9592, 17587, 17996, 18748, 35174, 35992, 37496, 44581, 51557, 70348, 89162, 103114, 140696, 178324, 193457, 206228, 356648, 386914, 412456, 490391, 773828, 980782, 1547656, 1916983, 1961564, 3833966, 3923128, 7667932, 15335864, 21086813, 42173626, 84347252, 168694504]

約数ペア:

[(1, 168694504), (2, 84347252), (4, 42173626), (8, 21086813), (11, 15335864), (22, 7667932), (43, 3923128), (44, 3833966), (86, 1961564), (88, 1916983), (109, 1547656), (172, 980782), (218, 773828), (344, 490391), (409, 412456), (436, 386914), (473, 356648), (818, 206228), (872, 193457), (946, 178324), (1199, 140696), (1636, 103114), (1892, 89162), (2398, 70348), (3272, 51557), (3784, 44581), (4499, 37496), (4687, 35992), (4796, 35174), (8998, 18748), (9374, 17996), (9592, 17587)]