809468240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5581}}^1$

素因数の和:5645

約数の個数: 120

約数和(自身を含む): 2248853832

約数和(自身を除く): 1439385592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1295, 1480, 1813, 1960, 2072, 2590, 2960, 3626, 3920, 4144, 5180, 5581, 7252, 9065, 10360, 11162, 14504, 18130, 20720, 22324, 27905, 29008, 36260, 39067, 44648, 55810, 72520, 78134, 89296, 111620, 145040, 156268, 195335, 206497, 223240, 273469, 312536, 390670, 412994, 446480, 546938, 625072, 781340, 825988, 1032485, 1093876, 1367345, 1445479, 1562680, 1651976, 2064970, 2187752, 2734690, 2890958, 3125360, 3303952, 4129940, 4375504, 5469380, 5781916, 7227395, 8259880, 10118353, 10938760, 11563832, 14454790, 16519760, 20236706, 21877520, 23127664, 28909580, 40473412, 50591765, 57819160, 80946824, 101183530, 115638320, 161893648, 202367060, 404734120, 809468240]

約数ペア:

[(1, 809468240), (2, 404734120), (4, 202367060), (5, 161893648), (7, 115638320), (8, 101183530), (10, 80946824), (14, 57819160), (16, 50591765), (20, 40473412), (28, 28909580), (35, 23127664), (37, 21877520), (40, 20236706), (49, 16519760), (56, 14454790), (70, 11563832), (74, 10938760), (80, 10118353), (98, 8259880), (112, 7227395), (140, 5781916), (148, 5469380), (185, 4375504), (196, 4129940), (245, 3303952), (259, 3125360), (280, 2890958), (296, 2734690), (370, 2187752), (392, 2064970), (490, 1651976), (518, 1562680), (560, 1445479), (592, 1367345), (740, 1093876), (784, 1032485), (980, 825988), (1036, 781340), (1295, 625072), (1480, 546938), (1813, 446480), (1960, 412994), (2072, 390670), (2590, 312536), (2960, 273469), (3626, 223240), (3920, 206497), (4144, 195335), (5180, 156268), (5581, 145040), (7252, 111620), (9065, 89296), (10360, 78134), (11162, 72520), (14504, 55810), (18130, 44648), (20720, 39067), (22324, 36260), (27905, 29008)]