78361128

素因数分解:

$2^3\times 3^3\times {\mathrm{409}}^1\times {\mathrm{887}}^1$

素因数の和:1311

約数の個数: 64

約数和(自身を含む): 218448000

約数和(自身を除く): 140086872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 409, 818, 887, 1227, 1636, 1774, 2454, 2661, 3272, 3548, 3681, 4908, 5322, 7096, 7362, 7983, 9816, 10644, 11043, 14724, 15966, 21288, 22086, 23949, 29448, 31932, 44172, 47898, 63864, 88344, 95796, 191592, 362783, 725566, 1088349, 1451132, 2176698, 2902264, 3265047, 4353396, 6530094, 8706792, 9795141, 13060188, 19590282, 26120376, 39180564, 78361128]

約数ペア:

[(1, 78361128), (2, 39180564), (3, 26120376), (4, 19590282), (6, 13060188), (8, 9795141), (9, 8706792), (12, 6530094), (18, 4353396), (24, 3265047), (27, 2902264), (36, 2176698), (54, 1451132), (72, 1088349), (108, 725566), (216, 362783), (409, 191592), (818, 95796), (887, 88344), (1227, 63864), (1636, 47898), (1774, 44172), (2454, 31932), (2661, 29448), (3272, 23949), (3548, 22086), (3681, 21288), (4908, 15966), (5322, 14724), (7096, 11043), (7362, 10644), (7983, 9816)]