381868256

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 962311392

約数和(自身を除く): 580443136

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 73, 77, 88, 112, 121, 146, 154, 176, 193, 224, 242, 292, 308, 352, 386, 484, 511, 584, 616, 772, 803, 847, 968, 1022, 1168, 1232, 1351, 1544, 1606, 1694, 1936, 2044, 2123, 2336, 2464, 2702, 3088, 3212, 3388, 3872, 4088, 4246, 5404, 5621, 6176, 6424, 6776, 8176, 8492, 8833, 10808, 11242, 12848, 13552, 14089, 14861, 16352, 16984, 17666, 21616, 22484, 23353, 25696, 27104, 28178, 29722, 33968, 35332, 43232, 44968, 46706, 56356, 59444, 61831, 67936, 70664, 89936, 93412, 98623, 112712, 118888, 123662, 141328, 154979, 163471, 179872, 186824, 197246, 225424, 237776, 247324, 282656, 309958, 326942, 373648, 394492, 450848, 475552, 494648, 619916, 653884, 747296, 788984, 989296, 1084853, 1239832, 1307768, 1577968, 1704769, 1978592, 2169706, 2479664, 2615536, 3155936, 3409538, 4339412, 4959328, 5231072, 6819076, 8678824, 11933383, 13638152, 17357648, 23866766, 27276304, 34715296, 47733532, 54552608, 95467064, 190934128, 381868256]

約数ペア:

[(1, 381868256), (2, 190934128), (4, 95467064), (7, 54552608), (8, 47733532), (11, 34715296), (14, 27276304), (16, 23866766), (22, 17357648), (28, 13638152), (32, 11933383), (44, 8678824), (56, 6819076), (73, 5231072), (77, 4959328), (88, 4339412), (112, 3409538), (121, 3155936), (146, 2615536), (154, 2479664), (176, 2169706), (193, 1978592), (224, 1704769), (242, 1577968), (292, 1307768), (308, 1239832), (352, 1084853), (386, 989296), (484, 788984), (511, 747296), (584, 653884), (616, 619916), (772, 494648), (803, 475552), (847, 450848), (968, 394492), (1022, 373648), (1168, 326942), (1232, 309958), (1351, 282656), (1544, 247324), (1606, 237776), (1694, 225424), (1936, 197246), (2044, 186824), (2123, 179872), (2336, 163471), (2464, 154979), (2702, 141328), (3088, 123662), (3212, 118888), (3388, 112712), (3872, 98623), (4088, 93412), (4246, 89936), (5404, 70664), (5621, 67936), (6176, 61831), (6424, 59444), (6776, 56356), (8176, 46706), (8492, 44968), (8833, 43232), (10808, 35332), (11242, 33968), (12848, 29722), (13552, 28178), (14089, 27104), (14861, 25696), (16352, 23353), (16984, 22484), (17666, 21616)]