72561960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{67187}}^1$

素因数の和:67207

約数の個数: 64

約数和(自身を含む): 241876800

約数和(自身を除く): 169314840

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, 67187, 134374, 201561, 268748, 335935, 403122, 537496, 604683, 671870, 806244, 1007805, 1209366, 1343740, 1612488, 1814049, 2015610, 2418732, 2687480, 3023415, 3628098, 4031220, 4837464, 6046830, 7256196, 8062440, 9070245, 12093660, 14512392, 18140490, 24187320, 36280980, 72561960]

約数ペア:

[(1, 72561960), (2, 36280980), (3, 24187320), (4, 18140490), (5, 14512392), (6, 12093660), (8, 9070245), (9, 8062440), (10, 7256196), (12, 6046830), (15, 4837464), (18, 4031220), (20, 3628098), (24, 3023415), (27, 2687480), (30, 2418732), (36, 2015610), (40, 1814049), (45, 1612488), (54, 1343740), (60, 1209366), (72, 1007805), (90, 806244), (108, 671870), (120, 604683), (135, 537496), (180, 403122), (216, 335935), (270, 268748), (360, 201561), (540, 134374), (1080, 67187)]