138271664

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:730

約数の個数: 60

約数和(自身を含む): 290834064

約数和(自身を除く): 152562400

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 361, 592, 647, 703, 722, 1294, 1406, 1444, 2588, 2812, 2888, 5176, 5624, 5776, 10352, 11248, 12293, 13357, 23939, 24586, 26714, 47878, 49172, 53428, 95756, 98344, 106856, 191512, 196688, 213712, 233567, 383024, 454841, 467134, 909682, 934268, 1819364, 1868536, 3638728, 3737072, 7277456, 8641979, 17283958, 34567916, 69135832, 138271664]

約数ペア:

[(1, 138271664), (2, 69135832), (4, 34567916), (8, 17283958), (16, 8641979), (19, 7277456), (37, 3737072), (38, 3638728), (74, 1868536), (76, 1819364), (148, 934268), (152, 909682), (296, 467134), (304, 454841), (361, 383024), (592, 233567), (647, 213712), (703, 196688), (722, 191512), (1294, 106856), (1406, 98344), (1444, 95756), (2588, 53428), (2812, 49172), (2888, 47878), (5176, 26714), (5624, 24586), (5776, 23939), (10352, 13357), (11248, 12293)]