207835460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 537788160

約数和(自身を除く): 329952700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 71, 98, 103, 116, 140, 142, 145, 196, 203, 206, 245, 284, 290, 355, 406, 412, 490, 497, 515, 580, 710, 721, 812, 980, 994, 1015, 1030, 1420, 1421, 1442, 1988, 2030, 2059, 2060, 2485, 2842, 2884, 2987, 3479, 3605, 4060, 4118, 4970, 5047, 5684, 5974, 6958, 7105, 7210, 7313, 8236, 9940, 10094, 10295, 11948, 13916, 14210, 14413, 14420, 14626, 14935, 17395, 20188, 20590, 20909, 25235, 28420, 28826, 29252, 29870, 34790, 36565, 41180, 41818, 50470, 51191, 57652, 59740, 69580, 72065, 73130, 83636, 100891, 100940, 102382, 104545, 144130, 146260, 146363, 201782, 204764, 209090, 212077, 255955, 288260, 292726, 358337, 403564, 418180, 424154, 504455, 511910, 585452, 716674, 731815, 848308, 1008910, 1023820, 1060385, 1433348, 1463630, 1484539, 1791685, 2017820, 2120770, 2927260, 2969078, 3583370, 4241540, 5938156, 7166740, 7422695, 10391773, 14845390, 20783546, 29690780, 41567092, 51958865, 103917730, 207835460]

約数ペア:

[(1, 207835460), (2, 103917730), (4, 51958865), (5, 41567092), (7, 29690780), (10, 20783546), (14, 14845390), (20, 10391773), (28, 7422695), (29, 7166740), (35, 5938156), (49, 4241540), (58, 3583370), (70, 2969078), (71, 2927260), (98, 2120770), (103, 2017820), (116, 1791685), (140, 1484539), (142, 1463630), (145, 1433348), (196, 1060385), (203, 1023820), (206, 1008910), (245, 848308), (284, 731815), (290, 716674), (355, 585452), (406, 511910), (412, 504455), (490, 424154), (497, 418180), (515, 403564), (580, 358337), (710, 292726), (721, 288260), (812, 255955), (980, 212077), (994, 209090), (1015, 204764), (1030, 201782), (1420, 146363), (1421, 146260), (1442, 144130), (1988, 104545), (2030, 102382), (2059, 100940), (2060, 100891), (2485, 83636), (2842, 73130), (2884, 72065), (2987, 69580), (3479, 59740), (3605, 57652), (4060, 51191), (4118, 50470), (4970, 41818), (5047, 41180), (5684, 36565), (5974, 34790), (6958, 29870), (7105, 29252), (7210, 28826), (7313, 28420), (8236, 25235), (9940, 20909), (10094, 20590), (10295, 20188), (11948, 17395), (13916, 14935), (14210, 14626), (14413, 14420)]