257177760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{76541}}^1$

素因数の和:76566

約数の個数: 96

約数和(自身を含む): 925852032

約数和(自身を除く): 668674272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 76541, 153082, 229623, 306164, 382705, 459246, 535787, 612328, 765410, 918492, 1071574, 1148115, 1224656, 1530820, 1607361, 1836984, 2143148, 2296230, 2449312, 2678935, 3061640, 3214722, 3673968, 4286296, 4592460, 5357870, 6123280, 6429444, 7347936, 8036805, 8572592, 9184920, 10715740, 12246560, 12858888, 16073610, 17145184, 18369840, 21431480, 25717776, 32147220, 36739680, 42862960, 51435552, 64294440, 85725920, 128588880, 257177760]

約数ペア:

[(1, 257177760), (2, 128588880), (3, 85725920), (4, 64294440), (5, 51435552), (6, 42862960), (7, 36739680), (8, 32147220), (10, 25717776), (12, 21431480), (14, 18369840), (15, 17145184), (16, 16073610), (20, 12858888), (21, 12246560), (24, 10715740), (28, 9184920), (30, 8572592), (32, 8036805), (35, 7347936), (40, 6429444), (42, 6123280), (48, 5357870), (56, 4592460), (60, 4286296), (70, 3673968), (80, 3214722), (84, 3061640), (96, 2678935), (105, 2449312), (112, 2296230), (120, 2143148), (140, 1836984), (160, 1607361), (168, 1530820), (210, 1224656), (224, 1148115), (240, 1071574), (280, 918492), (336, 765410), (420, 612328), (480, 535787), (560, 459246), (672, 382705), (840, 306164), (1120, 229623), (1680, 153082), (3360, 76541)]