306920320

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{9787}}^1$

素因数の和:9820

約数の個数: 96

約数和(自身を含む): 853611480

約数和(自身を除く): 546691160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 9787, 15680, 19574, 31360, 39148, 48935, 68509, 78296, 97870, 137018, 156592, 195740, 274036, 313184, 342545, 391480, 479563, 548072, 626368, 685090, 782960, 959126, 1096144, 1252736, 1370180, 1565920, 1918252, 2192288, 2397815, 2740360, 3131840, 3836504, 4384576, 4795630, 5480720, 6263680, 7673008, 8769152, 9591260, 10961440, 15346016, 19182520, 21922880, 30692032, 38365040, 43845760, 61384064, 76730080, 153460160, 306920320]

約数ペア:

[(1, 306920320), (2, 153460160), (4, 76730080), (5, 61384064), (7, 43845760), (8, 38365040), (10, 30692032), (14, 21922880), (16, 19182520), (20, 15346016), (28, 10961440), (32, 9591260), (35, 8769152), (40, 7673008), (49, 6263680), (56, 5480720), (64, 4795630), (70, 4384576), (80, 3836504), (98, 3131840), (112, 2740360), (128, 2397815), (140, 2192288), (160, 1918252), (196, 1565920), (224, 1370180), (245, 1252736), (280, 1096144), (320, 959126), (392, 782960), (448, 685090), (490, 626368), (560, 548072), (640, 479563), (784, 391480), (896, 342545), (980, 313184), (1120, 274036), (1568, 195740), (1960, 156592), (2240, 137018), (3136, 97870), (3920, 78296), (4480, 68509), (6272, 48935), (7840, 39148), (9787, 31360), (15680, 19574)]