201338720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:988

約数の個数: 96

約数和(自身を含む): 523272960

約数和(自身を除く): 321934240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 139, 160, 176, 220, 278, 352, 440, 556, 695, 823, 880, 1112, 1390, 1529, 1646, 1760, 2224, 2780, 3058, 3292, 4115, 4448, 5560, 6116, 6584, 7645, 8230, 9053, 11120, 12232, 13168, 15290, 16460, 18106, 22240, 24464, 26336, 30580, 32920, 36212, 45265, 48928, 61160, 65840, 72424, 90530, 114397, 122320, 131680, 144848, 181060, 228794, 244640, 289696, 362120, 457588, 571985, 724240, 915176, 1143970, 1258367, 1448480, 1830352, 2287940, 2516734, 3660704, 4575880, 5033468, 6291835, 9151760, 10066936, 12583670, 18303520, 20133872, 25167340, 40267744, 50334680, 100669360, 201338720]

約数ペア:

[(1, 201338720), (2, 100669360), (4, 50334680), (5, 40267744), (8, 25167340), (10, 20133872), (11, 18303520), (16, 12583670), (20, 10066936), (22, 9151760), (32, 6291835), (40, 5033468), (44, 4575880), (55, 3660704), (80, 2516734), (88, 2287940), (110, 1830352), (139, 1448480), (160, 1258367), (176, 1143970), (220, 915176), (278, 724240), (352, 571985), (440, 457588), (556, 362120), (695, 289696), (823, 244640), (880, 228794), (1112, 181060), (1390, 144848), (1529, 131680), (1646, 122320), (1760, 114397), (2224, 90530), (2780, 72424), (3058, 65840), (3292, 61160), (4115, 48928), (4448, 45265), (5560, 36212), (6116, 32920), (6584, 30580), (7645, 26336), (8230, 24464), (9053, 22240), (11120, 18106), (12232, 16460), (13168, 15290)]