261454704

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{18979}}^1$

素因数の和:19038

約数の個数: 80

約数和(自身を含む): 790782720

約数和(自身を除く): 529328016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1722, 1968, 2296, 3444, 4592, 6888, 13776, 18979, 37958, 56937, 75916, 113874, 132853, 151832, 227748, 265706, 303664, 398559, 455496, 531412, 778139, 797118, 910992, 1062824, 1556278, 1594236, 2125648, 2334417, 3112556, 3188472, 4668834, 5446973, 6225112, 6376944, 9337668, 10893946, 12450224, 16340919, 18675336, 21787892, 32681838, 37350672, 43575784, 65363676, 87151568, 130727352, 261454704]

約数ペア:

[(1, 261454704), (2, 130727352), (3, 87151568), (4, 65363676), (6, 43575784), (7, 37350672), (8, 32681838), (12, 21787892), (14, 18675336), (16, 16340919), (21, 12450224), (24, 10893946), (28, 9337668), (41, 6376944), (42, 6225112), (48, 5446973), (56, 4668834), (82, 3188472), (84, 3112556), (112, 2334417), (123, 2125648), (164, 1594236), (168, 1556278), (246, 1062824), (287, 910992), (328, 797118), (336, 778139), (492, 531412), (574, 455496), (656, 398559), (861, 303664), (984, 265706), (1148, 227748), (1722, 151832), (1968, 132853), (2296, 113874), (3444, 75916), (4592, 56937), (6888, 37958), (13776, 18979)]