400528320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{417217}}^1$

素因数の和:417237

約数の個数: 56

約数和(自身を含む): 1271680464

約数和(自身を除く): 871152144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 417217, 834434, 1251651, 1668868, 2086085, 2503302, 3337736, 4172170, 5006604, 6258255, 6675472, 8344340, 10013208, 12516510, 13350944, 16688680, 20026416, 25033020, 26701888, 33377360, 40052832, 50066040, 66754720, 80105664, 100132080, 133509440, 200264160, 400528320]

約数ペア:

[(1, 400528320), (2, 200264160), (3, 133509440), (4, 100132080), (5, 80105664), (6, 66754720), (8, 50066040), (10, 40052832), (12, 33377360), (15, 26701888), (16, 25033020), (20, 20026416), (24, 16688680), (30, 13350944), (32, 12516510), (40, 10013208), (48, 8344340), (60, 6675472), (64, 6258255), (80, 5006604), (96, 4172170), (120, 3337736), (160, 2503302), (192, 2086085), (240, 1668868), (320, 1251651), (480, 834434), (960, 417217)]