189789656

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 420456960

約数和(自身を除く): 230667304

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 131, 164, 262, 287, 328, 524, 574, 631, 917, 1048, 1148, 1262, 1834, 2296, 2524, 3668, 4417, 5048, 5371, 7336, 8834, 10742, 17668, 21484, 25871, 35336, 37597, 42968, 51742, 75194, 82661, 103484, 150388, 165322, 181097, 206968, 300776, 330644, 362194, 578627, 661288, 724388, 1157254, 1448776, 2314508, 3389101, 4629016, 6778202, 13556404, 23723707, 27112808, 47447414, 94894828, 189789656]

約数ペア:

[(1, 189789656), (2, 94894828), (4, 47447414), (7, 27112808), (8, 23723707), (14, 13556404), (28, 6778202), (41, 4629016), (56, 3389101), (82, 2314508), (131, 1448776), (164, 1157254), (262, 724388), (287, 661288), (328, 578627), (524, 362194), (574, 330644), (631, 300776), (917, 206968), (1048, 181097), (1148, 165322), (1262, 150388), (1834, 103484), (2296, 82661), (2524, 75194), (3668, 51742), (4417, 42968), (5048, 37597), (5371, 35336), (7336, 25871), (8834, 21484), (10742, 17668)]