121242128

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 276839424

約数和(自身を除く): 155597296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 107, 112, 134, 151, 214, 268, 302, 428, 469, 536, 604, 749, 856, 938, 1057, 1072, 1208, 1498, 1712, 1876, 2114, 2416, 2996, 3752, 4228, 5992, 7169, 7504, 8456, 10117, 11984, 14338, 16157, 16912, 20234, 28676, 32314, 40468, 50183, 57352, 64628, 70819, 80936, 100366, 113099, 114704, 129256, 141638, 161872, 200732, 226198, 258512, 283276, 401464, 452396, 566552, 802928, 904792, 1082519, 1133104, 1809584, 2165038, 4330076, 7577633, 8660152, 15155266, 17320304, 30310532, 60621064, 121242128]

約数ペア:

[(1, 121242128), (2, 60621064), (4, 30310532), (7, 17320304), (8, 15155266), (14, 8660152), (16, 7577633), (28, 4330076), (56, 2165038), (67, 1809584), (107, 1133104), (112, 1082519), (134, 904792), (151, 802928), (214, 566552), (268, 452396), (302, 401464), (428, 283276), (469, 258512), (536, 226198), (604, 200732), (749, 161872), (856, 141638), (938, 129256), (1057, 114704), (1072, 113099), (1208, 100366), (1498, 80936), (1712, 70819), (1876, 64628), (2114, 57352), (2416, 50183), (2996, 40468), (3752, 32314), (4228, 28676), (5992, 20234), (7169, 16912), (7504, 16157), (8456, 14338), (10117, 11984)]