69280400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 192815040

約数和(自身を除く): 123534640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 109, 112, 140, 175, 200, 218, 227, 280, 350, 400, 436, 454, 545, 560, 700, 763, 872, 908, 1090, 1135, 1400, 1526, 1589, 1744, 1816, 2180, 2270, 2725, 2800, 3052, 3178, 3632, 3815, 4360, 4540, 5450, 5675, 6104, 6356, 7630, 7945, 8720, 9080, 10900, 11350, 12208, 12712, 15260, 15890, 18160, 19075, 21800, 22700, 24743, 25424, 30520, 31780, 38150, 39725, 43600, 45400, 49486, 61040, 63560, 76300, 79450, 90800, 98972, 123715, 127120, 152600, 158900, 173201, 197944, 247430, 305200, 317800, 346402, 395888, 494860, 618575, 635600, 692804, 866005, 989720, 1237150, 1385608, 1732010, 1979440, 2474300, 2771216, 3464020, 4330025, 4948600, 6928040, 8660050, 9897200, 13856080, 17320100, 34640200, 69280400]

約数ペア:

[(1, 69280400), (2, 34640200), (4, 17320100), (5, 13856080), (7, 9897200), (8, 8660050), (10, 6928040), (14, 4948600), (16, 4330025), (20, 3464020), (25, 2771216), (28, 2474300), (35, 1979440), (40, 1732010), (50, 1385608), (56, 1237150), (70, 989720), (80, 866005), (100, 692804), (109, 635600), (112, 618575), (140, 494860), (175, 395888), (200, 346402), (218, 317800), (227, 305200), (280, 247430), (350, 197944), (400, 173201), (436, 158900), (454, 152600), (545, 127120), (560, 123715), (700, 98972), (763, 90800), (872, 79450), (908, 76300), (1090, 63560), (1135, 61040), (1400, 49486), (1526, 45400), (1589, 43600), (1744, 39725), (1816, 38150), (2180, 31780), (2270, 30520), (2725, 25424), (2800, 24743), (3052, 22700), (3178, 21800), (3632, 19075), (3815, 18160), (4360, 15890), (4540, 15260), (5450, 12712), (5675, 12208), (6104, 11350), (6356, 10900), (7630, 9080), (7945, 8720)]