66927280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{119513}}^1$

素因数の和:119533

約数の個数: 40

約数和(自身を含む): 177836832

約数和(自身を除く): 110909552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 119513, 239026, 478052, 597565, 836591, 956104, 1195130, 1673182, 1912208, 2390260, 3346364, 4182955, 4780520, 6692728, 8365910, 9561040, 13385456, 16731820, 33463640, 66927280]

約数ペア:

[(1, 66927280), (2, 33463640), (4, 16731820), (5, 13385456), (7, 9561040), (8, 8365910), (10, 6692728), (14, 4780520), (16, 4182955), (20, 3346364), (28, 2390260), (35, 1912208), (40, 1673182), (56, 1195130), (70, 956104), (80, 836591), (112, 597565), (140, 478052), (280, 239026), (560, 119513)]