78840480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{164251}}^1$

素因数の和:164269

約数の個数: 48

約数和(自身を含む): 248349024

約数和(自身を除く): 169508544

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, 164251, 328502, 492753, 657004, 821255, 985506, 1314008, 1642510, 1971012, 2463765, 2628016, 3285020, 3942024, 4927530, 5256032, 6570040, 7884048, 9855060, 13140080, 15768096, 19710120, 26280160, 39420240, 78840480]

約数ペア:

[(1, 78840480), (2, 39420240), (3, 26280160), (4, 19710120), (5, 15768096), (6, 13140080), (8, 9855060), (10, 7884048), (12, 6570040), (15, 5256032), (16, 4927530), (20, 3942024), (24, 3285020), (30, 2628016), (32, 2463765), (40, 1971012), (48, 1642510), (60, 1314008), (80, 985506), (96, 821255), (120, 657004), (160, 492753), (240, 328502), (480, 164251)]