77717280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{161911}}^1$

素因数の和:161929

約数の個数: 48

約数和(自身を含む): 244810944

約数和(自身を除く): 167093664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 161911, 323822, 485733, 647644, 809555, 971466, 1295288, 1619110, 1942932, 2428665, 2590576, 3238220, 3885864, 4857330, 5181152, 6476440, 7771728, 9714660, 12952880, 15543456, 19429320, 25905760, 38858640, 77717280]

約数ペア:

[(1, 77717280), (2, 38858640), (3, 25905760), (4, 19429320), (5, 15543456), (6, 12952880), (8, 9714660), (10, 7771728), (12, 6476440), (15, 5181152), (16, 4857330), (20, 3885864), (24, 3238220), (30, 2590576), (32, 2428665), (40, 1942932), (48, 1619110), (60, 1295288), (80, 971466), (96, 809555), (120, 647644), (160, 485733), (240, 323822), (480, 161911)]