155731972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 320302080

約数和(自身を除く): 164570108

約数列:

[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 124, 127, 254, 319, 341, 508, 638, 682, 899, 961, 1276, 1364, 1397, 1798, 1922, 2794, 3596, 3683, 3844, 3937, 5588, 7366, 7874, 9889, 10571, 14732, 15748, 19778, 21142, 27869, 39556, 40513, 42284, 43307, 55738, 81026, 86614, 111476, 114173, 122047, 162052, 173228, 228346, 244094, 306559, 456692, 488188, 613118, 1226236, 1255903, 1342517, 2511806, 2685034, 3539363, 5023612, 5370068, 7078726, 14157452, 38932993, 77865986, 155731972]

約数ペア:

[(1, 155731972), (2, 77865986), (4, 38932993), (11, 14157452), (22, 7078726), (29, 5370068), (31, 5023612), (44, 3539363), (58, 2685034), (62, 2511806), (116, 1342517), (124, 1255903), (127, 1226236), (254, 613118), (319, 488188), (341, 456692), (508, 306559), (638, 244094), (682, 228346), (899, 173228), (961, 162052), (1276, 122047), (1364, 114173), (1397, 111476), (1798, 86614), (1922, 81026), (2794, 55738), (3596, 43307), (3683, 42284), (3844, 40513), (3937, 39556), (5588, 27869), (7366, 21142), (7874, 19778), (9889, 15748), (10571, 14732)]