72889920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{25309}}^1$

素因数の和:25332

約数の個数: 84

約数和(自身を含む): 250720860

約数和(自身を除く): 177830940

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 25309, 50618, 75927, 101236, 126545, 151854, 202472, 227781, 253090, 303708, 379635, 404944, 455562, 506180, 607416, 759270, 809888, 911124, 1012360, 1138905, 1214832, 1518540, 1619776, 1822248, 2024720, 2277810, 2429664, 3037080, 3644496, 4049440, 4555620, 4859328, 6074160, 7288992, 8098880, 9111240, 12148320, 14577984, 18222480, 24296640, 36444960, 72889920]

約数ペア:

[(1, 72889920), (2, 36444960), (3, 24296640), (4, 18222480), (5, 14577984), (6, 12148320), (8, 9111240), (9, 8098880), (10, 7288992), (12, 6074160), (15, 4859328), (16, 4555620), (18, 4049440), (20, 3644496), (24, 3037080), (30, 2429664), (32, 2277810), (36, 2024720), (40, 1822248), (45, 1619776), (48, 1518540), (60, 1214832), (64, 1138905), (72, 1012360), (80, 911124), (90, 809888), (96, 759270), (120, 607416), (144, 506180), (160, 455562), (180, 404944), (192, 379635), (240, 303708), (288, 253090), (320, 227781), (360, 202472), (480, 151854), (576, 126545), (720, 101236), (960, 75927), (1440, 50618), (2880, 25309)]