221097856

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 532684800

約数和(自身を除く): 311586944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 67, 112, 116, 127, 128, 134, 203, 224, 232, 254, 268, 406, 448, 464, 469, 508, 536, 812, 889, 896, 928, 938, 1016, 1072, 1624, 1778, 1856, 1876, 1943, 2032, 2144, 3248, 3556, 3683, 3712, 3752, 3886, 4064, 4288, 6496, 7112, 7366, 7504, 7772, 8128, 8509, 8576, 12992, 13601, 14224, 14732, 15008, 15544, 16256, 17018, 25781, 25984, 27202, 28448, 29464, 30016, 31088, 34036, 51562, 54404, 56896, 58928, 59563, 60032, 62176, 68072, 103124, 108808, 113792, 117856, 119126, 124352, 136144, 206248, 217616, 235712, 238252, 246761, 248704, 272288, 412496, 435232, 471424, 476504, 493522, 544576, 824992, 870464, 953008, 987044, 1089152, 1649984, 1727327, 1740928, 1906016, 1974088, 3299968, 3454654, 3812032, 3948176, 6909308, 7624064, 7896352, 13818616, 15792704, 27637232, 31585408, 55274464, 110548928, 221097856]

約数ペア:

[(1, 221097856), (2, 110548928), (4, 55274464), (7, 31585408), (8, 27637232), (14, 15792704), (16, 13818616), (28, 7896352), (29, 7624064), (32, 6909308), (56, 3948176), (58, 3812032), (64, 3454654), (67, 3299968), (112, 1974088), (116, 1906016), (127, 1740928), (128, 1727327), (134, 1649984), (203, 1089152), (224, 987044), (232, 953008), (254, 870464), (268, 824992), (406, 544576), (448, 493522), (464, 476504), (469, 471424), (508, 435232), (536, 412496), (812, 272288), (889, 248704), (896, 246761), (928, 238252), (938, 235712), (1016, 217616), (1072, 206248), (1624, 136144), (1778, 124352), (1856, 119126), (1876, 117856), (1943, 113792), (2032, 108808), (2144, 103124), (3248, 68072), (3556, 62176), (3683, 60032), (3712, 59563), (3752, 58928), (3886, 56896), (4064, 54404), (4288, 51562), (6496, 34036), (7112, 31088), (7366, 30016), (7504, 29464), (7772, 28448), (8128, 27202), (8509, 25984), (8576, 25781), (12992, 17018), (13601, 16256), (14224, 15544), (14732, 15008)]