66832640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{7459}}^1$

素因数の和:7487

約数の個数: 72

約数和(自身を含む): 182978880

約数和(自身を除く): 116146240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 7459, 8960, 14918, 29836, 37295, 52213, 59672, 74590, 104426, 119344, 149180, 208852, 238688, 261065, 298360, 417704, 477376, 522130, 596720, 835408, 954752, 1044260, 1193440, 1670816, 1909504, 2088520, 2386880, 3341632, 4177040, 4773760, 6683264, 8354080, 9547520, 13366528, 16708160, 33416320, 66832640]

約数ペア:

[(1, 66832640), (2, 33416320), (4, 16708160), (5, 13366528), (7, 9547520), (8, 8354080), (10, 6683264), (14, 4773760), (16, 4177040), (20, 3341632), (28, 2386880), (32, 2088520), (35, 1909504), (40, 1670816), (56, 1193440), (64, 1044260), (70, 954752), (80, 835408), (112, 596720), (128, 522130), (140, 477376), (160, 417704), (224, 298360), (256, 261065), (280, 238688), (320, 208852), (448, 149180), (560, 119344), (640, 104426), (896, 74590), (1120, 59672), (1280, 52213), (1792, 37295), (2240, 29836), (4480, 14918), (7459, 8960)]