77654880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53927}}^1$

素因数の和:53948

約数の個数: 72

約数和(自身を含む): 265002192

約数和(自身を除く): 187347312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 53927, 107854, 161781, 215708, 269635, 323562, 431416, 485343, 539270, 647124, 808905, 862832, 970686, 1078540, 1294248, 1617810, 1725664, 1941372, 2157080, 2426715, 2588496, 3235620, 3882744, 4314160, 4853430, 5176992, 6471240, 7765488, 8628320, 9706860, 12942480, 15530976, 19413720, 25884960, 38827440, 77654880]

約数ペア:

[(1, 77654880), (2, 38827440), (3, 25884960), (4, 19413720), (5, 15530976), (6, 12942480), (8, 9706860), (9, 8628320), (10, 7765488), (12, 6471240), (15, 5176992), (16, 4853430), (18, 4314160), (20, 3882744), (24, 3235620), (30, 2588496), (32, 2426715), (36, 2157080), (40, 1941372), (45, 1725664), (48, 1617810), (60, 1294248), (72, 1078540), (80, 970686), (90, 862832), (96, 808905), (120, 647124), (144, 539270), (160, 485343), (180, 431416), (240, 323562), (288, 269635), (360, 215708), (480, 161781), (720, 107854), (1440, 53927)]