140378820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{7621}}^1$

素因数の和:7940

約数の個数: 48

約数和(自身を含む): 394392768

約数和(自身を除く): 254013948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 7621, 9210, 15242, 18420, 22863, 30484, 38105, 45726, 76210, 91452, 114315, 152420, 228630, 457260, 2339647, 4679294, 7018941, 9358588, 11698235, 14037882, 23396470, 28075764, 35094705, 46792940, 70189410, 140378820]

約数ペア:

[(1, 140378820), (2, 70189410), (3, 46792940), (4, 35094705), (5, 28075764), (6, 23396470), (10, 14037882), (12, 11698235), (15, 9358588), (20, 7018941), (30, 4679294), (60, 2339647), (307, 457260), (614, 228630), (921, 152420), (1228, 114315), (1535, 91452), (1842, 76210), (3070, 45726), (3684, 38105), (4605, 30484), (6140, 22863), (7621, 18420), (9210, 15242)]