261025752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1697}}^1$

素因数の和:1765

約数の個数: 128

約数和(自身を含む): 770212800

約数和(自身を除く): 509187048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 104, 116, 136, 156, 174, 204, 221, 232, 312, 348, 377, 408, 442, 493, 663, 696, 754, 884, 986, 1131, 1326, 1479, 1508, 1697, 1768, 1972, 2262, 2652, 2958, 3016, 3394, 3944, 4524, 5091, 5304, 5916, 6409, 6788, 9048, 10182, 11832, 12818, 13576, 19227, 20364, 22061, 25636, 28849, 38454, 40728, 44122, 49213, 51272, 57698, 66183, 76908, 86547, 88244, 98426, 115396, 132366, 147639, 153816, 173094, 176488, 196852, 230792, 264732, 295278, 346188, 375037, 393704, 529464, 590556, 639769, 692376, 750074, 836621, 1125111, 1181112, 1279538, 1500148, 1673242, 1919307, 2250222, 2509863, 2559076, 3000296, 3346484, 3838614, 4500444, 5019726, 5118152, 6692968, 7677228, 9000888, 10039452, 10876073, 15354456, 20078904, 21752146, 32628219, 43504292, 65256438, 87008584, 130512876, 261025752]

約数ペア:

[(1, 261025752), (2, 130512876), (3, 87008584), (4, 65256438), (6, 43504292), (8, 32628219), (12, 21752146), (13, 20078904), (17, 15354456), (24, 10876073), (26, 10039452), (29, 9000888), (34, 7677228), (39, 6692968), (51, 5118152), (52, 5019726), (58, 4500444), (68, 3838614), (78, 3346484), (87, 3000296), (102, 2559076), (104, 2509863), (116, 2250222), (136, 1919307), (156, 1673242), (174, 1500148), (204, 1279538), (221, 1181112), (232, 1125111), (312, 836621), (348, 750074), (377, 692376), (408, 639769), (442, 590556), (493, 529464), (663, 393704), (696, 375037), (754, 346188), (884, 295278), (986, 264732), (1131, 230792), (1326, 196852), (1479, 176488), (1508, 173094), (1697, 153816), (1768, 147639), (1972, 132366), (2262, 115396), (2652, 98426), (2958, 88244), (3016, 86547), (3394, 76908), (3944, 66183), (4524, 57698), (5091, 51272), (5304, 49213), (5916, 44122), (6409, 40728), (6788, 38454), (9048, 28849), (10182, 25636), (11832, 22061), (12818, 20364), (13576, 19227)]