1277998064

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19373}}^1$

素因数の和:19438

約数の個数: 80

約数和(自身を含む): 3075041280

約数和(自身を除く): 1797043216

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 3472, 4123, 4712, 8246, 9424, 16492, 19373, 32984, 38746, 65968, 77492, 135611, 154984, 271222, 309968, 368087, 542444, 600563, 736174, 1084888, 1201126, 1472348, 2169776, 2402252, 2576609, 2944696, 4203941, 4804504, 5153218, 5889392, 8407882, 9609008, 10306436, 11410697, 16815764, 20612872, 22821394, 33631528, 41225744, 45642788, 67263056, 79874879, 91285576, 159749758, 182571152, 319499516, 638999032, 1277998064]

約数ペア:

[(1, 1277998064), (2, 638999032), (4, 319499516), (7, 182571152), (8, 159749758), (14, 91285576), (16, 79874879), (19, 67263056), (28, 45642788), (31, 41225744), (38, 33631528), (56, 22821394), (62, 20612872), (76, 16815764), (112, 11410697), (124, 10306436), (133, 9609008), (152, 8407882), (217, 5889392), (248, 5153218), (266, 4804504), (304, 4203941), (434, 2944696), (496, 2576609), (532, 2402252), (589, 2169776), (868, 1472348), (1064, 1201126), (1178, 1084888), (1736, 736174), (2128, 600563), (2356, 542444), (3472, 368087), (4123, 309968), (4712, 271222), (8246, 154984), (9424, 135611), (16492, 77492), (19373, 65968), (32984, 38746)]