133955840

素因数分解:

$2^8\times 5^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 322972440

約数和(自身を除く): 189016600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 320, 457, 458, 640, 914, 916, 1145, 1280, 1828, 1832, 2285, 2290, 3656, 3664, 4570, 4580, 7312, 7328, 9140, 9160, 14624, 14656, 18280, 18320, 29248, 29312, 36560, 36640, 58496, 58624, 73120, 73280, 104653, 116992, 146240, 146560, 209306, 292480, 293120, 418612, 523265, 584960, 837224, 1046530, 1674448, 2093060, 3348896, 4186120, 6697792, 8372240, 13395584, 16744480, 26791168, 33488960, 66977920, 133955840]

約数ペア:

[(1, 133955840), (2, 66977920), (4, 33488960), (5, 26791168), (8, 16744480), (10, 13395584), (16, 8372240), (20, 6697792), (32, 4186120), (40, 3348896), (64, 2093060), (80, 1674448), (128, 1046530), (160, 837224), (229, 584960), (256, 523265), (320, 418612), (457, 293120), (458, 292480), (640, 209306), (914, 146560), (916, 146240), (1145, 116992), (1280, 104653), (1828, 73280), (1832, 73120), (2285, 58624), (2290, 58496), (3656, 36640), (3664, 36560), (4570, 29312), (4580, 29248), (7312, 18320), (7328, 18280), (9140, 14656), (9160, 14624)]