203136640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{45343}}^1$

素因数の和:45369

約数の個数: 64

約数和(自身を含む): 555010560

約数和(自身を除く): 351873920

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 45343, 90686, 181372, 226715, 317401, 362744, 453430, 634802, 725488, 906860, 1269604, 1450976, 1587005, 1813720, 2539208, 2901952, 3174010, 3627440, 5078416, 5803904, 6348020, 7254880, 10156832, 12696040, 14509760, 20313664, 25392080, 29019520, 40627328, 50784160, 101568320, 203136640]

約数ペア:

[(1, 203136640), (2, 101568320), (4, 50784160), (5, 40627328), (7, 29019520), (8, 25392080), (10, 20313664), (14, 14509760), (16, 12696040), (20, 10156832), (28, 7254880), (32, 6348020), (35, 5803904), (40, 5078416), (56, 3627440), (64, 3174010), (70, 2901952), (80, 2539208), (112, 1813720), (128, 1587005), (140, 1450976), (160, 1269604), (224, 906860), (280, 725488), (320, 634802), (448, 453430), (560, 362744), (640, 317401), (896, 226715), (1120, 181372), (2240, 90686), (4480, 45343)]