204057560

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 544320000

約数和(自身を除く): 340262440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 107, 139, 140, 196, 214, 245, 278, 280, 343, 392, 428, 490, 535, 556, 686, 695, 749, 856, 973, 980, 1070, 1112, 1372, 1390, 1498, 1715, 1946, 1960, 2140, 2744, 2780, 2996, 3430, 3745, 3892, 4280, 4865, 5243, 5560, 5992, 6811, 6860, 7490, 7784, 9730, 10486, 13622, 13720, 14873, 14980, 19460, 20972, 26215, 27244, 29746, 29960, 34055, 36701, 38920, 41944, 47677, 52430, 54488, 59492, 68110, 73402, 74365, 95354, 104111, 104860, 118984, 136220, 146804, 148730, 183505, 190708, 208222, 209720, 238385, 272440, 293608, 297460, 367010, 381416, 416444, 476770, 520555, 594920, 728777, 734020, 832888, 953540, 1041110, 1457554, 1468040, 1907080, 2082220, 2915108, 3643885, 4164440, 5101439, 5830216, 7287770, 10202878, 14575540, 20405756, 25507195, 29151080, 40811512, 51014390, 102028780, 204057560]

約数ペア:

[(1, 204057560), (2, 102028780), (4, 51014390), (5, 40811512), (7, 29151080), (8, 25507195), (10, 20405756), (14, 14575540), (20, 10202878), (28, 7287770), (35, 5830216), (40, 5101439), (49, 4164440), (56, 3643885), (70, 2915108), (98, 2082220), (107, 1907080), (139, 1468040), (140, 1457554), (196, 1041110), (214, 953540), (245, 832888), (278, 734020), (280, 728777), (343, 594920), (392, 520555), (428, 476770), (490, 416444), (535, 381416), (556, 367010), (686, 297460), (695, 293608), (749, 272440), (856, 238385), (973, 209720), (980, 208222), (1070, 190708), (1112, 183505), (1372, 148730), (1390, 146804), (1498, 136220), (1715, 118984), (1946, 104860), (1960, 104111), (2140, 95354), (2744, 74365), (2780, 73402), (2996, 68110), (3430, 59492), (3745, 54488), (3892, 52430), (4280, 47677), (4865, 41944), (5243, 38920), (5560, 36701), (5992, 34055), (6811, 29960), (6860, 29746), (7490, 27244), (7784, 26215), (9730, 20972), (10486, 19460), (13622, 14980), (13720, 14873)]