78504120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72689}}^1$

素因数の和:72709

約数の個数: 64

約数和(自身を含む): 261684000

約数和(自身を除く): 183179880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72689, 145378, 218067, 290756, 363445, 436134, 581512, 654201, 726890, 872268, 1090335, 1308402, 1453780, 1744536, 1962603, 2180670, 2616804, 2907560, 3271005, 3925206, 4361340, 5233608, 6542010, 7850412, 8722680, 9813015, 13084020, 15700824, 19626030, 26168040, 39252060, 78504120]

約数ペア:

[(1, 78504120), (2, 39252060), (3, 26168040), (4, 19626030), (5, 15700824), (6, 13084020), (8, 9813015), (9, 8722680), (10, 7850412), (12, 6542010), (15, 5233608), (18, 4361340), (20, 3925206), (24, 3271005), (27, 2907560), (30, 2616804), (36, 2180670), (40, 1962603), (45, 1744536), (54, 1453780), (60, 1308402), (72, 1090335), (90, 872268), (108, 726890), (120, 654201), (135, 581512), (180, 436134), (216, 363445), (270, 290756), (360, 218067), (540, 145378), (1080, 72689)]