638771056

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4357}}^1$

素因数の和:4407

約数の個数: 120

約数和(自身を含む): 1663326576

約数和(自身を除く): 1024555520

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 136, 154, 176, 187, 196, 238, 272, 308, 374, 392, 476, 539, 616, 748, 784, 833, 952, 1078, 1232, 1309, 1496, 1666, 1904, 2156, 2618, 2992, 3332, 4312, 4357, 5236, 6664, 8624, 8714, 9163, 10472, 13328, 17428, 18326, 20944, 30499, 34856, 36652, 47927, 60998, 69712, 73304, 74069, 95854, 121996, 146608, 148138, 191708, 213493, 243992, 296276, 335489, 383416, 426986, 487984, 518483, 592552, 670978, 766832, 814759, 853972, 1036966, 1185104, 1341956, 1629518, 1707944, 2073932, 2348423, 2683912, 3259036, 3415888, 3629381, 4147864, 4696846, 5367824, 5703313, 6518072, 7258762, 8295728, 9393692, 11406626, 13036144, 14517524, 18787384, 22813252, 29035048, 37574768, 39923191, 45626504, 58070096, 79846382, 91253008, 159692764, 319385528, 638771056]

約数ペア:

[(1, 638771056), (2, 319385528), (4, 159692764), (7, 91253008), (8, 79846382), (11, 58070096), (14, 45626504), (16, 39923191), (17, 37574768), (22, 29035048), (28, 22813252), (34, 18787384), (44, 14517524), (49, 13036144), (56, 11406626), (68, 9393692), (77, 8295728), (88, 7258762), (98, 6518072), (112, 5703313), (119, 5367824), (136, 4696846), (154, 4147864), (176, 3629381), (187, 3415888), (196, 3259036), (238, 2683912), (272, 2348423), (308, 2073932), (374, 1707944), (392, 1629518), (476, 1341956), (539, 1185104), (616, 1036966), (748, 853972), (784, 814759), (833, 766832), (952, 670978), (1078, 592552), (1232, 518483), (1309, 487984), (1496, 426986), (1666, 383416), (1904, 335489), (2156, 296276), (2618, 243992), (2992, 213493), (3332, 191708), (4312, 148138), (4357, 146608), (5236, 121996), (6664, 95854), (8624, 74069), (8714, 73304), (9163, 69712), (10472, 60998), (13328, 47927), (17428, 36652), (18326, 34856), (20944, 30499)]