128468660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1013}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 286702416

約数和(自身を除く): 158233756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 373, 746, 1013, 1492, 1865, 2026, 3730, 4052, 5065, 6341, 7460, 10130, 12682, 17221, 20260, 25364, 31705, 34442, 63410, 68884, 86105, 126820, 172210, 344420, 377849, 755698, 1511396, 1889245, 3778490, 6423433, 7556980, 12846866, 25693732, 32117165, 64234330, 128468660]

約数ペア:

[(1, 128468660), (2, 64234330), (4, 32117165), (5, 25693732), (10, 12846866), (17, 7556980), (20, 6423433), (34, 3778490), (68, 1889245), (85, 1511396), (170, 755698), (340, 377849), (373, 344420), (746, 172210), (1013, 126820), (1492, 86105), (1865, 68884), (2026, 63410), (3730, 34442), (4052, 31705), (5065, 25364), (6341, 20260), (7460, 17221), (10130, 12682)]