200668720

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 160

約数和(自身を含む): 557107200

約数和(自身を除く): 356438480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 103, 112, 140, 142, 196, 206, 245, 280, 284, 343, 355, 392, 412, 490, 497, 515, 560, 568, 686, 710, 721, 784, 824, 980, 994, 1030, 1136, 1372, 1420, 1442, 1648, 1715, 1960, 1988, 2060, 2485, 2744, 2840, 2884, 3430, 3479, 3605, 3920, 3976, 4120, 4970, 5047, 5488, 5680, 5768, 6860, 6958, 7210, 7313, 7952, 8240, 9940, 10094, 11536, 13720, 13916, 14420, 14626, 17395, 19880, 20188, 24353, 25235, 27440, 27832, 28840, 29252, 34790, 35329, 36565, 39760, 40376, 48706, 50470, 51191, 55664, 57680, 58504, 69580, 70658, 73130, 80752, 97412, 100940, 102382, 117008, 121765, 139160, 141316, 146260, 176645, 194824, 201880, 204764, 243530, 255955, 278320, 282632, 292520, 353290, 358337, 389648, 403760, 409528, 487060, 511910, 565264, 585040, 706580, 716674, 819056, 974120, 1023820, 1413160, 1433348, 1791685, 1948240, 2047640, 2508359, 2826320, 2866696, 3583370, 4095280, 5016718, 5733392, 7166740, 10033436, 12541795, 14333480, 20066872, 25083590, 28666960, 40133744, 50167180, 100334360, 200668720]

約数ペア:

[(1, 200668720), (2, 100334360), (4, 50167180), (5, 40133744), (7, 28666960), (8, 25083590), (10, 20066872), (14, 14333480), (16, 12541795), (20, 10033436), (28, 7166740), (35, 5733392), (40, 5016718), (49, 4095280), (56, 3583370), (70, 2866696), (71, 2826320), (80, 2508359), (98, 2047640), (103, 1948240), (112, 1791685), (140, 1433348), (142, 1413160), (196, 1023820), (206, 974120), (245, 819056), (280, 716674), (284, 706580), (343, 585040), (355, 565264), (392, 511910), (412, 487060), (490, 409528), (497, 403760), (515, 389648), (560, 358337), (568, 353290), (686, 292520), (710, 282632), (721, 278320), (784, 255955), (824, 243530), (980, 204764), (994, 201880), (1030, 194824), (1136, 176645), (1372, 146260), (1420, 141316), (1442, 139160), (1648, 121765), (1715, 117008), (1960, 102382), (1988, 100940), (2060, 97412), (2485, 80752), (2744, 73130), (2840, 70658), (2884, 69580), (3430, 58504), (3479, 57680), (3605, 55664), (3920, 51191), (3976, 50470), (4120, 48706), (4970, 40376), (5047, 39760), (5488, 36565), (5680, 35329), (5768, 34790), (6860, 29252), (6958, 28840), (7210, 27832), (7313, 27440), (7952, 25235), (8240, 24353), (9940, 20188), (10094, 19880), (11536, 17395), (13720, 14626), (13916, 14420)]