1288897290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{19379}}^1$

素因数の和:20131

約数の個数: 48

約数和(自身を含む): 3355840800

約数和(自身を除く): 2066943510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 739, 1478, 2217, 3695, 4434, 6651, 7390, 11085, 13302, 19379, 22170, 33255, 38758, 58137, 66510, 96895, 116274, 174411, 193790, 290685, 348822, 581370, 872055, 1744110, 14321081, 28642162, 42963243, 71605405, 85926486, 128889729, 143210810, 214816215, 257779458, 429632430, 644448645, 1288897290]

約数ペア:

[(1, 1288897290), (2, 644448645), (3, 429632430), (5, 257779458), (6, 214816215), (9, 143210810), (10, 128889729), (15, 85926486), (18, 71605405), (30, 42963243), (45, 28642162), (90, 14321081), (739, 1744110), (1478, 872055), (2217, 581370), (3695, 348822), (4434, 290685), (6651, 193790), (7390, 174411), (11085, 116274), (13302, 96895), (19379, 66510), (22170, 58137), (33255, 38758)]