318361568

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 786530304

約数和(自身を除く): 468168736

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 76, 112, 124, 127, 133, 152, 217, 224, 248, 254, 266, 304, 361, 434, 496, 508, 532, 589, 608, 722, 868, 889, 992, 1016, 1064, 1178, 1444, 1736, 1778, 2032, 2128, 2356, 2413, 2527, 2888, 3472, 3556, 3937, 4064, 4123, 4256, 4712, 4826, 5054, 5776, 6944, 7112, 7874, 8246, 9424, 9652, 10108, 11191, 11552, 14224, 15748, 16492, 16891, 18848, 19304, 20216, 22382, 27559, 28448, 31496, 32984, 33782, 38608, 40432, 44764, 45847, 55118, 62992, 65968, 67564, 74803, 77216, 78337, 80864, 89528, 91694, 110236, 125984, 131936, 135128, 149606, 156674, 179056, 183388, 220472, 270256, 299212, 313348, 320929, 358112, 366776, 440944, 523621, 540512, 598424, 626696, 641858, 733552, 881888, 1047242, 1196848, 1253392, 1283716, 1421257, 1467104, 2094484, 2393696, 2506784, 2567432, 2842514, 4188968, 5134864, 5685028, 8377936, 9948799, 10269728, 11370056, 16755872, 19897598, 22740112, 39795196, 45480224, 79590392, 159180784, 318361568]

約数ペア:

[(1, 318361568), (2, 159180784), (4, 79590392), (7, 45480224), (8, 39795196), (14, 22740112), (16, 19897598), (19, 16755872), (28, 11370056), (31, 10269728), (32, 9948799), (38, 8377936), (56, 5685028), (62, 5134864), (76, 4188968), (112, 2842514), (124, 2567432), (127, 2506784), (133, 2393696), (152, 2094484), (217, 1467104), (224, 1421257), (248, 1283716), (254, 1253392), (266, 1196848), (304, 1047242), (361, 881888), (434, 733552), (496, 641858), (508, 626696), (532, 598424), (589, 540512), (608, 523621), (722, 440944), (868, 366776), (889, 358112), (992, 320929), (1016, 313348), (1064, 299212), (1178, 270256), (1444, 220472), (1736, 183388), (1778, 179056), (2032, 156674), (2128, 149606), (2356, 135128), (2413, 131936), (2527, 125984), (2888, 110236), (3472, 91694), (3556, 89528), (3937, 80864), (4064, 78337), (4123, 77216), (4256, 74803), (4712, 67564), (4826, 65968), (5054, 62992), (5776, 55118), (6944, 45847), (7112, 44764), (7874, 40432), (8246, 38608), (9424, 33782), (9652, 32984), (10108, 31496), (11191, 28448), (11552, 27559), (14224, 22382), (15748, 20216), (16492, 19304), (16891, 18848)]