340991274

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1075

約数の個数: 64

約数和(自身を含む): 756725760

約数和(自身を除く): 415734486

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 71, 78, 134, 142, 201, 213, 402, 426, 871, 919, 923, 1742, 1838, 1846, 2613, 2757, 2769, 4757, 5226, 5514, 5538, 9514, 11947, 14271, 23894, 28542, 35841, 61573, 61841, 65249, 71682, 123146, 123682, 130498, 184719, 185523, 195747, 369438, 371046, 391494, 800449, 848237, 1600898, 1696474, 2401347, 2544711, 4371683, 4802694, 5089422, 8743366, 13115049, 26230098, 56831879, 113663758, 170495637, 340991274]

約数ペア:

[(1, 340991274), (2, 170495637), (3, 113663758), (6, 56831879), (13, 26230098), (26, 13115049), (39, 8743366), (67, 5089422), (71, 4802694), (78, 4371683), (134, 2544711), (142, 2401347), (201, 1696474), (213, 1600898), (402, 848237), (426, 800449), (871, 391494), (919, 371046), (923, 369438), (1742, 195747), (1838, 185523), (1846, 184719), (2613, 130498), (2757, 123682), (2769, 123146), (4757, 71682), (5226, 65249), (5514, 61841), (5538, 61573), (9514, 35841), (11947, 28542), (14271, 23894)]