128169888

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2477}}^1$

素因数の和:2515

約数の個数: 144

約数和(自身を含む): 427127904

約数和(自身を除く): 298958016

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 392, 462, 528, 539, 588, 616, 672, 784, 924, 1056, 1078, 1176, 1232, 1568, 1617, 1848, 2156, 2352, 2464, 2477, 3234, 3696, 4312, 4704, 4954, 6468, 7392, 7431, 8624, 9908, 12936, 14862, 17248, 17339, 19816, 25872, 27247, 29724, 34678, 39632, 51744, 52017, 54494, 59448, 69356, 79264, 81741, 104034, 108988, 118896, 121373, 138712, 163482, 190729, 208068, 217976, 237792, 242746, 277424, 326964, 364119, 381458, 416136, 435952, 485492, 554848, 572187, 653928, 728238, 762916, 832272, 871904, 970984, 1144374, 1307856, 1335103, 1456476, 1525832, 1664544, 1941968, 2288748, 2615712, 2670206, 2912952, 3051664, 3883936, 4005309, 4577496, 5340412, 5825904, 6103328, 8010618, 9154992, 10680824, 11651808, 16021236, 18309984, 21361648, 32042472, 42723296, 64084944, 128169888]

約数ペア:

[(1, 128169888), (2, 64084944), (3, 42723296), (4, 32042472), (6, 21361648), (7, 18309984), (8, 16021236), (11, 11651808), (12, 10680824), (14, 9154992), (16, 8010618), (21, 6103328), (22, 5825904), (24, 5340412), (28, 4577496), (32, 4005309), (33, 3883936), (42, 3051664), (44, 2912952), (48, 2670206), (49, 2615712), (56, 2288748), (66, 1941968), (77, 1664544), (84, 1525832), (88, 1456476), (96, 1335103), (98, 1307856), (112, 1144374), (132, 970984), (147, 871904), (154, 832272), (168, 762916), (176, 728238), (196, 653928), (224, 572187), (231, 554848), (264, 485492), (294, 435952), (308, 416136), (336, 381458), (352, 364119), (392, 326964), (462, 277424), (528, 242746), (539, 237792), (588, 217976), (616, 208068), (672, 190729), (784, 163482), (924, 138712), (1056, 121373), (1078, 118896), (1176, 108988), (1232, 104034), (1568, 81741), (1617, 79264), (1848, 69356), (2156, 59448), (2352, 54494), (2464, 52017), (2477, 51744), (3234, 39632), (3696, 34678), (4312, 29724), (4704, 27247), (4954, 25872), (6468, 19816), (7392, 17339), (7431, 17248), (8624, 14862), (9908, 12936)]