68454400

素因数分解:

$2^{11}\times 5^2\times 7^1\times {\mathrm{191}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 194987520

約数和(自身を除く): 126533120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 191, 200, 224, 256, 280, 320, 350, 382, 400, 448, 512, 560, 640, 700, 764, 800, 896, 955, 1024, 1120, 1280, 1337, 1400, 1528, 1600, 1792, 1910, 2048, 2240, 2560, 2674, 2800, 3056, 3200, 3584, 3820, 4480, 4775, 5120, 5348, 5600, 6112, 6400, 6685, 7168, 7640, 8960, 9550, 10240, 10696, 11200, 12224, 12800, 13370, 14336, 15280, 17920, 19100, 21392, 22400, 24448, 25600, 26740, 30560, 33425, 35840, 38200, 42784, 44800, 48896, 51200, 53480, 61120, 66850, 71680, 76400, 85568, 89600, 97792, 106960, 122240, 133700, 152800, 171136, 179200, 195584, 213920, 244480, 267400, 305600, 342272, 358400, 391168, 427840, 488960, 534800, 611200, 684544, 855680, 977920, 1069600, 1222400, 1369088, 1711360, 1955840, 2139200, 2444800, 2738176, 3422720, 4278400, 4889600, 6845440, 8556800, 9779200, 13690880, 17113600, 34227200, 68454400]

約数ペア:

[(1, 68454400), (2, 34227200), (4, 17113600), (5, 13690880), (7, 9779200), (8, 8556800), (10, 6845440), (14, 4889600), (16, 4278400), (20, 3422720), (25, 2738176), (28, 2444800), (32, 2139200), (35, 1955840), (40, 1711360), (50, 1369088), (56, 1222400), (64, 1069600), (70, 977920), (80, 855680), (100, 684544), (112, 611200), (128, 534800), (140, 488960), (160, 427840), (175, 391168), (191, 358400), (200, 342272), (224, 305600), (256, 267400), (280, 244480), (320, 213920), (350, 195584), (382, 179200), (400, 171136), (448, 152800), (512, 133700), (560, 122240), (640, 106960), (700, 97792), (764, 89600), (800, 85568), (896, 76400), (955, 71680), (1024, 66850), (1120, 61120), (1280, 53480), (1337, 51200), (1400, 48896), (1528, 44800), (1600, 42784), (1792, 38200), (1910, 35840), (2048, 33425), (2240, 30560), (2560, 26740), (2674, 25600), (2800, 24448), (3056, 22400), (3200, 21392), (3584, 19100), (3820, 17920), (4480, 15280), (4775, 14336), (5120, 13370), (5348, 12800), (5600, 12224), (6112, 11200), (6400, 10696), (6685, 10240), (7168, 9550), (7640, 8960)]