228977240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 525096000

約数和(自身を除く): 296118760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 149, 206, 298, 373, 412, 515, 596, 745, 746, 824, 1030, 1192, 1490, 1492, 1865, 2060, 2980, 2984, 3730, 4120, 5960, 7460, 14920, 15347, 30694, 38419, 55577, 61388, 76735, 76838, 111154, 122776, 153470, 153676, 192095, 222308, 277885, 306940, 307352, 384190, 444616, 555770, 613880, 768380, 1111540, 1536760, 2223080, 5724431, 11448862, 22897724, 28622155, 45795448, 57244310, 114488620, 228977240]

約数ペア:

[(1, 228977240), (2, 114488620), (4, 57244310), (5, 45795448), (8, 28622155), (10, 22897724), (20, 11448862), (40, 5724431), (103, 2223080), (149, 1536760), (206, 1111540), (298, 768380), (373, 613880), (412, 555770), (515, 444616), (596, 384190), (745, 307352), (746, 306940), (824, 277885), (1030, 222308), (1192, 192095), (1490, 153676), (1492, 153470), (1865, 122776), (2060, 111154), (2980, 76838), (2984, 76735), (3730, 61388), (4120, 55577), (5960, 38419), (7460, 30694), (14920, 15347)]