261697488

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22073}}^1$

素因数の和:22116

約数の個数: 80

約数和(自身を含む): 766409280

約数和(自身を除く): 504711792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 22073, 44146, 66219, 88292, 132438, 176584, 264876, 286949, 353168, 419387, 529752, 573898, 838774, 860847, 1059504, 1147796, 1258161, 1677548, 1721694, 2295592, 2516322, 3355096, 3443388, 4591184, 5032644, 5452031, 6710192, 6886776, 10065288, 10904062, 13773552, 16356093, 20130576, 21808124, 32712186, 43616248, 65424372, 87232496, 130848744, 261697488]

約数ペア:

[(1, 261697488), (2, 130848744), (3, 87232496), (4, 65424372), (6, 43616248), (8, 32712186), (12, 21808124), (13, 20130576), (16, 16356093), (19, 13773552), (24, 10904062), (26, 10065288), (38, 6886776), (39, 6710192), (48, 5452031), (52, 5032644), (57, 4591184), (76, 3443388), (78, 3355096), (104, 2516322), (114, 2295592), (152, 1721694), (156, 1677548), (208, 1258161), (228, 1147796), (247, 1059504), (304, 860847), (312, 838774), (456, 573898), (494, 529752), (624, 419387), (741, 353168), (912, 286949), (988, 264876), (1482, 176584), (1976, 132438), (2964, 88292), (3952, 66219), (5928, 44146), (11856, 22073)]