130681240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1607}}^1$

素因数の和:1744

約数の個数: 64

約数和(自身を含む): 312595200

約数和(自身を除く): 181913960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 1070, 1607, 2033, 2140, 3214, 4066, 4280, 6428, 8035, 8132, 10165, 12856, 16070, 16264, 20330, 30533, 32140, 40660, 61066, 64280, 81320, 122132, 152665, 171949, 244264, 305330, 343898, 610660, 687796, 859745, 1221320, 1375592, 1719490, 3267031, 3438980, 6534062, 6877960, 13068124, 16335155, 26136248, 32670310, 65340620, 130681240]

約数ペア:

[(1, 130681240), (2, 65340620), (4, 32670310), (5, 26136248), (8, 16335155), (10, 13068124), (19, 6877960), (20, 6534062), (38, 3438980), (40, 3267031), (76, 1719490), (95, 1375592), (107, 1221320), (152, 859745), (190, 687796), (214, 610660), (380, 343898), (428, 305330), (535, 244264), (760, 171949), (856, 152665), (1070, 122132), (1607, 81320), (2033, 64280), (2140, 61066), (3214, 40660), (4066, 32140), (4280, 30533), (6428, 20330), (8035, 16264), (8132, 16070), (10165, 12856)]