21569760

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4993}}^1$

素因数の和:5017

約数の個数: 96

約数和(自身を含む): 75509280

約数和(自身を除く): 53939520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4993, 9986, 14979, 19972, 24965, 29958, 39944, 44937, 49930, 59916, 74895, 79888, 89874, 99860, 119832, 134811, 149790, 159776, 179748, 199720, 224685, 239664, 269622, 299580, 359496, 399440, 449370, 479328, 539244, 599160, 674055, 718992, 798880, 898740, 1078488, 1198320, 1348110, 1437984, 1797480, 2156976, 2396640, 2696220, 3594960, 4313952, 5392440, 7189920, 10784880, 21569760]

約数ペア:

[(1, 21569760), (2, 10784880), (3, 7189920), (4, 5392440), (5, 4313952), (6, 3594960), (8, 2696220), (9, 2396640), (10, 2156976), (12, 1797480), (15, 1437984), (16, 1348110), (18, 1198320), (20, 1078488), (24, 898740), (27, 798880), (30, 718992), (32, 674055), (36, 599160), (40, 539244), (45, 479328), (48, 449370), (54, 399440), (60, 359496), (72, 299580), (80, 269622), (90, 239664), (96, 224685), (108, 199720), (120, 179748), (135, 159776), (144, 149790), (160, 134811), (180, 119832), (216, 99860), (240, 89874), (270, 79888), (288, 74895), (360, 59916), (432, 49930), (480, 44937), (540, 39944), (720, 29958), (864, 24965), (1080, 19972), (1440, 14979), (2160, 9986), (4320, 4993)]