123457680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{171469}}^1$

素因数の和:171488

約数の個数: 60

約数和(自身を含む): 414614460

約数和(自身を除く): 291156780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 171469, 342938, 514407, 685876, 857345, 1028814, 1371752, 1543221, 1714690, 2057628, 2572035, 2743504, 3086442, 3429380, 4115256, 5144070, 6172884, 6858760, 7716105, 8230512, 10288140, 12345768, 13717520, 15432210, 20576280, 24691536, 30864420, 41152560, 61728840, 123457680]

約数ペア:

[(1, 123457680), (2, 61728840), (3, 41152560), (4, 30864420), (5, 24691536), (6, 20576280), (8, 15432210), (9, 13717520), (10, 12345768), (12, 10288140), (15, 8230512), (16, 7716105), (18, 6858760), (20, 6172884), (24, 5144070), (30, 4115256), (36, 3429380), (40, 3086442), (45, 2743504), (48, 2572035), (60, 2057628), (72, 1714690), (80, 1543221), (90, 1371752), (120, 1028814), (144, 857345), (180, 685876), (240, 514407), (360, 342938), (720, 171469)]