123458478840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{342940219}}^1$

素因数の和:342940236

約数の個数: 48

約数和(自身を含む): 401240057400

約数和(自身を除く): 277781578560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 342940219, 685880438, 1028820657, 1371760876, 1714701095, 2057641314, 2743521752, 3086461971, 3429402190, 4115282628, 5144103285, 6172923942, 6858804380, 8230565256, 10288206570, 12345847884, 13717608760, 15432309855, 20576413140, 24691695768, 30864619710, 41152826280, 61729239420, 123458478840]

約数ペア:

[(1, 123458478840), (2, 61729239420), (3, 41152826280), (4, 30864619710), (5, 24691695768), (6, 20576413140), (8, 15432309855), (9, 13717608760), (10, 12345847884), (12, 10288206570), (15, 8230565256), (18, 6858804380), (20, 6172923942), (24, 5144103285), (30, 4115282628), (36, 3429402190), (40, 3086461971), (45, 2743521752), (60, 2057641314), (72, 1714701095), (90, 1371760876), (120, 1028820657), (180, 685880438), (360, 342940219)]