320864320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{143243}}^1$

素因数の和:143267

約数の個数: 56

約数和(自身を含む): 873215424

約数和(自身を除く): 552351104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 143243, 286486, 572972, 716215, 1002701, 1145944, 1432430, 2005402, 2291888, 2864860, 4010804, 4583776, 5013505, 5729720, 8021608, 9167552, 10027010, 11459440, 16043216, 20054020, 22918880, 32086432, 40108040, 45837760, 64172864, 80216080, 160432160, 320864320]

約数ペア:

[(1, 320864320), (2, 160432160), (4, 80216080), (5, 64172864), (7, 45837760), (8, 40108040), (10, 32086432), (14, 22918880), (16, 20054020), (20, 16043216), (28, 11459440), (32, 10027010), (35, 9167552), (40, 8021608), (56, 5729720), (64, 5013505), (70, 4583776), (80, 4010804), (112, 2864860), (140, 2291888), (160, 2005402), (224, 1432430), (280, 1145944), (320, 1002701), (448, 716215), (560, 572972), (1120, 286486), (2240, 143243)]