137910780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109453}}^1$

素因数の和:109475

約数の個数: 72

約数和(自身を含む): 478095072

約数和(自身を除く): 340184292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 109453, 218906, 328359, 437812, 547265, 656718, 766171, 985077, 1094530, 1313436, 1532342, 1641795, 1970154, 2189060, 2298513, 3064684, 3283590, 3830855, 3940308, 4597026, 4925385, 6567180, 6895539, 7661710, 9194052, 9850770, 11492565, 13791078, 15323420, 19701540, 22985130, 27582156, 34477695, 45970260, 68955390, 137910780]

約数ペア:

[(1, 137910780), (2, 68955390), (3, 45970260), (4, 34477695), (5, 27582156), (6, 22985130), (7, 19701540), (9, 15323420), (10, 13791078), (12, 11492565), (14, 9850770), (15, 9194052), (18, 7661710), (20, 6895539), (21, 6567180), (28, 4925385), (30, 4597026), (35, 3940308), (36, 3830855), (42, 3283590), (45, 3064684), (60, 2298513), (63, 2189060), (70, 1970154), (84, 1641795), (90, 1532342), (105, 1313436), (126, 1094530), (140, 985077), (180, 766171), (210, 656718), (252, 547265), (315, 437812), (420, 328359), (630, 218906), (1260, 109453)]