7280800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:518

約数の個数: 72

約数和(自身を含む): 18748800

約数和(自身を除く): 11468000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 479, 608, 760, 800, 950, 958, 1520, 1900, 1916, 2395, 3040, 3800, 3832, 4790, 7600, 7664, 9101, 9580, 11975, 15200, 15328, 18202, 19160, 23950, 36404, 38320, 45505, 47900, 72808, 76640, 91010, 95800, 145616, 182020, 191600, 227525, 291232, 364040, 383200, 455050, 728080, 910100, 1456160, 1820200, 3640400, 7280800]

約数ペア:

[(1, 7280800), (2, 3640400), (4, 1820200), (5, 1456160), (8, 910100), (10, 728080), (16, 455050), (19, 383200), (20, 364040), (25, 291232), (32, 227525), (38, 191600), (40, 182020), (50, 145616), (76, 95800), (80, 91010), (95, 76640), (100, 72808), (152, 47900), (160, 45505), (190, 38320), (200, 36404), (304, 23950), (380, 19160), (400, 18202), (475, 15328), (479, 15200), (608, 11975), (760, 9580), (800, 9101), (950, 7664), (958, 7600), (1520, 4790), (1900, 3832), (1916, 3800), (2395, 3040)]