71223840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{16487}}^1$

素因数の和:16511

約数の個数: 96

約数和(自身を含む): 249298560

約数和(自身を除く): 178074720

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, 16487, 32974, 49461, 65948, 82435, 98922, 131896, 148383, 164870, 197844, 247305, 263792, 296766, 329740, 395688, 445149, 494610, 527584, 593532, 659480, 741915, 791376, 890298, 989220, 1187064, 1318960, 1483830, 1582752, 1780596, 1978440, 2225745, 2374128, 2637920, 2967660, 3561192, 3956880, 4451490, 4748256, 5935320, 7122384, 7913760, 8902980, 11870640, 14244768, 17805960, 23741280, 35611920, 71223840]

約数ペア:

[(1, 71223840), (2, 35611920), (3, 23741280), (4, 17805960), (5, 14244768), (6, 11870640), (8, 8902980), (9, 7913760), (10, 7122384), (12, 5935320), (15, 4748256), (16, 4451490), (18, 3956880), (20, 3561192), (24, 2967660), (27, 2637920), (30, 2374128), (32, 2225745), (36, 1978440), (40, 1780596), (45, 1582752), (48, 1483830), (54, 1318960), (60, 1187064), (72, 989220), (80, 890298), (90, 791376), (96, 741915), (108, 659480), (120, 593532), (135, 527584), (144, 494610), (160, 445149), (180, 395688), (216, 329740), (240, 296766), (270, 263792), (288, 247305), (360, 197844), (432, 164870), (480, 148383), (540, 131896), (720, 98922), (864, 82435), (1080, 65948), (1440, 49461), (2160, 32974), (4320, 16487)]