289687790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{461}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 613122048

約数和(自身を除く): 323434258

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 191, 235, 329, 382, 461, 470, 658, 922, 955, 1337, 1645, 1910, 2305, 2674, 3227, 3290, 4610, 6454, 6685, 8977, 13370, 16135, 17954, 21667, 32270, 43334, 44885, 62839, 88051, 89770, 108335, 125678, 151669, 176102, 216670, 303338, 314195, 440255, 616357, 628390, 758345, 880510, 1232714, 1516690, 3081785, 4138397, 6163570, 8276794, 20691985, 28968779, 41383970, 57937558, 144843895, 289687790]

約数ペア:

[(1, 289687790), (2, 144843895), (5, 57937558), (7, 41383970), (10, 28968779), (14, 20691985), (35, 8276794), (47, 6163570), (70, 4138397), (94, 3081785), (191, 1516690), (235, 1232714), (329, 880510), (382, 758345), (461, 628390), (470, 616357), (658, 440255), (922, 314195), (955, 303338), (1337, 216670), (1645, 176102), (1910, 151669), (2305, 125678), (2674, 108335), (3227, 89770), (3290, 88051), (4610, 62839), (6454, 44885), (6685, 43334), (8977, 32270), (13370, 21667), (16135, 17954)]