128797656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21727}}^1$

素因数の和:21768

約数の個数: 64

約数和(自身を含む): 365030400

約数和(自身を除く): 236232744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 21727, 43454, 65181, 86908, 130362, 173816, 260724, 282451, 412813, 521448, 564902, 825626, 847353, 1129804, 1238439, 1651252, 1694706, 2259608, 2476878, 3302504, 3389412, 4953756, 5366569, 6778824, 9907512, 10733138, 16099707, 21466276, 32199414, 42932552, 64398828, 128797656]

約数ペア:

[(1, 128797656), (2, 64398828), (3, 42932552), (4, 32199414), (6, 21466276), (8, 16099707), (12, 10733138), (13, 9907512), (19, 6778824), (24, 5366569), (26, 4953756), (38, 3389412), (39, 3302504), (52, 2476878), (57, 2259608), (76, 1694706), (78, 1651252), (104, 1238439), (114, 1129804), (152, 847353), (156, 825626), (228, 564902), (247, 521448), (312, 412813), (456, 282451), (494, 260724), (741, 173816), (988, 130362), (1482, 86908), (1976, 65181), (2964, 43454), (5928, 21727)]