203973280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{26017}}^1$

素因数の和:26046

約数の個数: 72

約数和(自身を含む): 560583828

約数和(自身を除く): 356610548

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 26017, 52034, 104068, 130085, 182119, 208136, 260170, 364238, 416272, 520340, 728476, 832544, 910595, 1040680, 1274833, 1456952, 1821190, 2081360, 2549666, 2913904, 3642380, 4162720, 5099332, 5827808, 6374165, 7284760, 10198664, 12748330, 14569520, 20397328, 25496660, 29139040, 40794656, 50993320, 101986640, 203973280]

約数ペア:

[(1, 203973280), (2, 101986640), (4, 50993320), (5, 40794656), (7, 29139040), (8, 25496660), (10, 20397328), (14, 14569520), (16, 12748330), (20, 10198664), (28, 7284760), (32, 6374165), (35, 5827808), (40, 5099332), (49, 4162720), (56, 3642380), (70, 2913904), (80, 2549666), (98, 2081360), (112, 1821190), (140, 1456952), (160, 1274833), (196, 1040680), (224, 910595), (245, 832544), (280, 728476), (392, 520340), (490, 416272), (560, 364238), (784, 260170), (980, 208136), (1120, 182119), (1568, 130085), (1960, 104068), (3920, 52034), (7840, 26017)]