221926768

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1646

約数の個数: 80

約数和(自身を含む): 519966720

約数和(自身を除く): 298039952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 41, 56, 62, 82, 112, 124, 164, 217, 248, 287, 328, 434, 496, 574, 656, 868, 1148, 1271, 1559, 1736, 2296, 2542, 3118, 3472, 4592, 5084, 6236, 8897, 10168, 10913, 12472, 17794, 20336, 21826, 24944, 35588, 43652, 48329, 63919, 71176, 87304, 96658, 127838, 142352, 174608, 193316, 255676, 338303, 386632, 447433, 511352, 676606, 773264, 894866, 1022704, 1353212, 1789732, 1981489, 2706424, 3579464, 3962978, 5412848, 7158928, 7925956, 13870423, 15851912, 27740846, 31703824, 55481692, 110963384, 221926768]

約数ペア:

[(1, 221926768), (2, 110963384), (4, 55481692), (7, 31703824), (8, 27740846), (14, 15851912), (16, 13870423), (28, 7925956), (31, 7158928), (41, 5412848), (56, 3962978), (62, 3579464), (82, 2706424), (112, 1981489), (124, 1789732), (164, 1353212), (217, 1022704), (248, 894866), (287, 773264), (328, 676606), (434, 511352), (496, 447433), (574, 386632), (656, 338303), (868, 255676), (1148, 193316), (1271, 174608), (1559, 142352), (1736, 127838), (2296, 96658), (2542, 87304), (3118, 71176), (3472, 63919), (4592, 48329), (5084, 43652), (6236, 35588), (8897, 24944), (10168, 21826), (10913, 20336), (12472, 17794)]