287191520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23311}}^1$

素因数の和:23344

約数の個数: 96

約数和(自身を含む): 845945856

約数和(自身を除く): 558754336

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 23311, 46622, 93244, 116555, 163177, 186488, 233110, 256421, 326354, 372976, 466220, 512842, 652708, 745952, 815885, 932440, 1025684, 1282105, 1305416, 1631770, 1794947, 1864880, 2051368, 2564210, 2610832, 3263540, 3589894, 3729760, 4102736, 5128420, 5221664, 6527080, 7179788, 8205472, 8974735, 10256840, 13054160, 14359576, 17949470, 20513680, 26108320, 28719152, 35898940, 41027360, 57438304, 71797880, 143595760, 287191520]

約数ペア:

[(1, 287191520), (2, 143595760), (4, 71797880), (5, 57438304), (7, 41027360), (8, 35898940), (10, 28719152), (11, 26108320), (14, 20513680), (16, 17949470), (20, 14359576), (22, 13054160), (28, 10256840), (32, 8974735), (35, 8205472), (40, 7179788), (44, 6527080), (55, 5221664), (56, 5128420), (70, 4102736), (77, 3729760), (80, 3589894), (88, 3263540), (110, 2610832), (112, 2564210), (140, 2051368), (154, 1864880), (160, 1794947), (176, 1631770), (220, 1305416), (224, 1282105), (280, 1025684), (308, 932440), (352, 815885), (385, 745952), (440, 652708), (560, 512842), (616, 466220), (770, 372976), (880, 326354), (1120, 256421), (1232, 233110), (1540, 186488), (1760, 163177), (2464, 116555), (3080, 93244), (6160, 46622), (12320, 23311)]