138019840

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{3851}}^1$

素因数の和:3883

約数の個数: 88

約数和(自身を含む): 378482112

約数和(自身を除く): 240462272

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, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 3851, 4480, 5120, 7168, 7702, 8960, 15404, 17920, 19255, 26957, 30808, 35840, 38510, 53914, 61616, 77020, 107828, 123232, 134785, 154040, 215656, 246464, 269570, 308080, 431312, 492928, 539140, 616160, 862624, 985856, 1078280, 1232320, 1725248, 1971712, 2156560, 2464640, 3450496, 3943424, 4313120, 4929280, 6900992, 8626240, 9858560, 13801984, 17252480, 19717120, 27603968, 34504960, 69009920, 138019840]

約数ペア:

[(1, 138019840), (2, 69009920), (4, 34504960), (5, 27603968), (7, 19717120), (8, 17252480), (10, 13801984), (14, 9858560), (16, 8626240), (20, 6900992), (28, 4929280), (32, 4313120), (35, 3943424), (40, 3450496), (56, 2464640), (64, 2156560), (70, 1971712), (80, 1725248), (112, 1232320), (128, 1078280), (140, 985856), (160, 862624), (224, 616160), (256, 539140), (280, 492928), (320, 431312), (448, 308080), (512, 269570), (560, 246464), (640, 215656), (896, 154040), (1024, 134785), (1120, 123232), (1280, 107828), (1792, 77020), (2240, 61616), (2560, 53914), (3584, 38510), (3851, 35840), (4480, 30808), (5120, 26957), (7168, 19255), (7702, 17920), (8960, 15404)]