140654520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{390707}}^1$

素因数の和:390724

約数の個数: 48

約数和(自身を含む): 457128360

約数和(自身を除く): 316473840

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, 390707, 781414, 1172121, 1562828, 1953535, 2344242, 3125656, 3516363, 3907070, 4688484, 5860605, 7032726, 7814140, 9376968, 11721210, 14065452, 15628280, 17581815, 23442420, 28130904, 35163630, 46884840, 70327260, 140654520]

約数ペア:

[(1, 140654520), (2, 70327260), (3, 46884840), (4, 35163630), (5, 28130904), (6, 23442420), (8, 17581815), (9, 15628280), (10, 14065452), (12, 11721210), (15, 9376968), (18, 7814140), (20, 7032726), (24, 5860605), (30, 4688484), (36, 3907070), (40, 3516363), (45, 3125656), (60, 2344242), (72, 1953535), (90, 1562828), (120, 1172121), (180, 781414), (360, 390707)]