318278408

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2069}}^1$

素因数の和:2190

約数の個数: 64

約数和(自身を含む): 709430400

約数和(自身を除く): 391151992

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 67, 82, 134, 164, 268, 287, 328, 469, 536, 574, 938, 1148, 1876, 2069, 2296, 2747, 3752, 4138, 5494, 8276, 10988, 14483, 16552, 19229, 21976, 28966, 38458, 57932, 76916, 84829, 115864, 138623, 153832, 169658, 277246, 339316, 554492, 593803, 678632, 970361, 1108984, 1187606, 1940722, 2375212, 3881444, 4750424, 5683543, 7762888, 11367086, 22734172, 39784801, 45468344, 79569602, 159139204, 318278408]

約数ペア:

[(1, 318278408), (2, 159139204), (4, 79569602), (7, 45468344), (8, 39784801), (14, 22734172), (28, 11367086), (41, 7762888), (56, 5683543), (67, 4750424), (82, 3881444), (134, 2375212), (164, 1940722), (268, 1187606), (287, 1108984), (328, 970361), (469, 678632), (536, 593803), (574, 554492), (938, 339316), (1148, 277246), (1876, 169658), (2069, 153832), (2296, 138623), (2747, 115864), (3752, 84829), (4138, 76916), (5494, 57932), (8276, 38458), (10988, 28966), (14483, 21976), (16552, 19229)]