1321680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5507}}^1$

素因数の和:5523

約数の個数: 40

約数和(自身を含む): 4097952

約数和(自身を除く): 2776272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5507, 11014, 16521, 22028, 27535, 33042, 44056, 55070, 66084, 82605, 88112, 110140, 132168, 165210, 220280, 264336, 330420, 440560, 660840, 1321680]

約数ペア:

[(1, 1321680), (2, 660840), (3, 440560), (4, 330420), (5, 264336), (6, 220280), (8, 165210), (10, 132168), (12, 110140), (15, 88112), (16, 82605), (20, 66084), (24, 55070), (30, 44056), (40, 33042), (48, 27535), (60, 22028), (80, 16521), (120, 11014), (240, 5507)]