255203280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8243}}^1$

素因数の和:8305

約数の個数: 120

約数和(自身を含む): 877095648

約数和(自身を除く): 621892368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 8243, 10320, 15480, 16486, 24729, 30960, 32972, 41215, 49458, 65944, 74187, 82430, 98916, 123645, 131888, 148374, 164860, 197832, 247290, 296748, 329720, 354449, 370935, 395664, 494580, 593496, 659440, 708898, 741870, 989160, 1063347, 1186992, 1417796, 1483740, 1772245, 1978320, 2126694, 2835592, 2967480, 3190041, 3544490, 4253388, 5316735, 5671184, 5934960, 6380082, 7088980, 8506776, 10633470, 12760164, 14177960, 15950205, 17013552, 21266940, 25520328, 28355920, 31900410, 42533880, 51040656, 63800820, 85067760, 127601640, 255203280]

約数ペア:

[(1, 255203280), (2, 127601640), (3, 85067760), (4, 63800820), (5, 51040656), (6, 42533880), (8, 31900410), (9, 28355920), (10, 25520328), (12, 21266940), (15, 17013552), (16, 15950205), (18, 14177960), (20, 12760164), (24, 10633470), (30, 8506776), (36, 7088980), (40, 6380082), (43, 5934960), (45, 5671184), (48, 5316735), (60, 4253388), (72, 3544490), (80, 3190041), (86, 2967480), (90, 2835592), (120, 2126694), (129, 1978320), (144, 1772245), (172, 1483740), (180, 1417796), (215, 1186992), (240, 1063347), (258, 989160), (344, 741870), (360, 708898), (387, 659440), (430, 593496), (516, 494580), (645, 395664), (688, 370935), (720, 354449), (774, 329720), (860, 296748), (1032, 247290), (1290, 197832), (1548, 164860), (1720, 148374), (1935, 131888), (2064, 123645), (2580, 98916), (3096, 82430), (3440, 74187), (3870, 65944), (5160, 49458), (6192, 41215), (7740, 32972), (8243, 30960), (10320, 24729), (15480, 16486)]