660857520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2753573}}^1$

素因数の和:2753589

約数の個数: 40

約数和(自身を含む): 2048659056

約数和(自身を除く): 1387801536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2753573, 5507146, 8260719, 11014292, 13767865, 16521438, 22028584, 27535730, 33042876, 41303595, 44057168, 55071460, 66085752, 82607190, 110142920, 132171504, 165214380, 220285840, 330428760, 660857520]

約数ペア:

[(1, 660857520), (2, 330428760), (3, 220285840), (4, 165214380), (5, 132171504), (6, 110142920), (8, 82607190), (10, 66085752), (12, 55071460), (15, 44057168), (16, 41303595), (20, 33042876), (24, 27535730), (30, 22028584), (40, 16521438), (48, 13767865), (60, 11014292), (80, 8260719), (120, 5507146), (240, 2753573)]