255225740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{59}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 692616960

約数和(自身を除く): 437391220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 59, 70, 77, 106, 110, 118, 140, 154, 212, 220, 236, 265, 295, 308, 371, 385, 413, 530, 583, 590, 649, 742, 770, 826, 1060, 1166, 1180, 1298, 1484, 1540, 1652, 1855, 2065, 2332, 2596, 2809, 2915, 3127, 3245, 3710, 4081, 4130, 4543, 5618, 5830, 6254, 6490, 7420, 8162, 8260, 9086, 11236, 11660, 12508, 12980, 14045, 15635, 16324, 18172, 19663, 20405, 21889, 22715, 28090, 30899, 31270, 34397, 39326, 40810, 43778, 45430, 56180, 61798, 62540, 68794, 78652, 81620, 87556, 90860, 98315, 109445, 123596, 137588, 154495, 165731, 171985, 196630, 216293, 218890, 240779, 308990, 331462, 343970, 393260, 432586, 437780, 481558, 617980, 662924, 687940, 828655, 865172, 963116, 1081465, 1160117, 1203895, 1657310, 1823041, 2162930, 2320234, 2407790, 3314620, 3646082, 4325860, 4640468, 4815580, 5800585, 7292164, 9115205, 11601170, 12761287, 18230410, 23202340, 25522574, 36460820, 51045148, 63806435, 127612870, 255225740]

約数ペア:

[(1, 255225740), (2, 127612870), (4, 63806435), (5, 51045148), (7, 36460820), (10, 25522574), (11, 23202340), (14, 18230410), (20, 12761287), (22, 11601170), (28, 9115205), (35, 7292164), (44, 5800585), (53, 4815580), (55, 4640468), (59, 4325860), (70, 3646082), (77, 3314620), (106, 2407790), (110, 2320234), (118, 2162930), (140, 1823041), (154, 1657310), (212, 1203895), (220, 1160117), (236, 1081465), (265, 963116), (295, 865172), (308, 828655), (371, 687940), (385, 662924), (413, 617980), (530, 481558), (583, 437780), (590, 432586), (649, 393260), (742, 343970), (770, 331462), (826, 308990), (1060, 240779), (1166, 218890), (1180, 216293), (1298, 196630), (1484, 171985), (1540, 165731), (1652, 154495), (1855, 137588), (2065, 123596), (2332, 109445), (2596, 98315), (2809, 90860), (2915, 87556), (3127, 81620), (3245, 78652), (3710, 68794), (4081, 62540), (4130, 61798), (4543, 56180), (5618, 45430), (5830, 43778), (6254, 40810), (6490, 39326), (7420, 34397), (8162, 31270), (8260, 30899), (9086, 28090), (11236, 22715), (11660, 21889), (12508, 20405), (12980, 19663), (14045, 18172), (15635, 16324)]