128391300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{142657}}^1$

素因数の和:142677

約数の個数: 54

約数和(自身を含む): 402438218

約数和(自身を除く): 274046918

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 142657, 285314, 427971, 570628, 713285, 855942, 1283913, 1426570, 1711884, 2139855, 2567826, 2853140, 3566425, 4279710, 5135652, 6419565, 7132850, 8559420, 10699275, 12839130, 14265700, 21398550, 25678260, 32097825, 42797100, 64195650, 128391300]

約数ペア:

[(1, 128391300), (2, 64195650), (3, 42797100), (4, 32097825), (5, 25678260), (6, 21398550), (9, 14265700), (10, 12839130), (12, 10699275), (15, 8559420), (18, 7132850), (20, 6419565), (25, 5135652), (30, 4279710), (36, 3566425), (45, 2853140), (50, 2567826), (60, 2139855), (75, 1711884), (90, 1426570), (100, 1283913), (150, 855942), (180, 713285), (225, 570628), (300, 427971), (450, 285314), (900, 142657)]