171872376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 494968320

約数和(自身を除く): 323095944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 43, 46, 52, 69, 78, 86, 92, 104, 129, 138, 156, 172, 184, 258, 276, 299, 312, 344, 516, 552, 557, 559, 598, 897, 989, 1032, 1114, 1118, 1196, 1671, 1677, 1794, 1978, 2228, 2236, 2392, 2967, 3342, 3354, 3588, 3956, 4456, 4472, 5934, 6684, 6708, 7176, 7241, 7912, 11868, 12811, 12857, 13368, 13416, 14482, 21723, 23736, 23951, 25622, 25714, 28964, 38433, 38571, 43446, 47902, 51244, 51428, 57928, 71853, 76866, 77142, 86892, 95804, 102488, 102856, 143706, 153732, 154284, 166543, 173784, 191608, 287412, 307464, 308568, 311363, 333086, 499629, 550873, 574824, 622726, 666172, 934089, 999258, 1101746, 1245452, 1332344, 1652619, 1868178, 1998516, 2203492, 2490904, 3305238, 3736356, 3997032, 4406984, 6610476, 7161349, 7472712, 13220952, 14322698, 21484047, 28645396, 42968094, 57290792, 85936188, 171872376]

約数ペア:

[(1, 171872376), (2, 85936188), (3, 57290792), (4, 42968094), (6, 28645396), (8, 21484047), (12, 14322698), (13, 13220952), (23, 7472712), (24, 7161349), (26, 6610476), (39, 4406984), (43, 3997032), (46, 3736356), (52, 3305238), (69, 2490904), (78, 2203492), (86, 1998516), (92, 1868178), (104, 1652619), (129, 1332344), (138, 1245452), (156, 1101746), (172, 999258), (184, 934089), (258, 666172), (276, 622726), (299, 574824), (312, 550873), (344, 499629), (516, 333086), (552, 311363), (557, 308568), (559, 307464), (598, 287412), (897, 191608), (989, 173784), (1032, 166543), (1114, 154284), (1118, 153732), (1196, 143706), (1671, 102856), (1677, 102488), (1794, 95804), (1978, 86892), (2228, 77142), (2236, 76866), (2392, 71853), (2967, 57928), (3342, 51428), (3354, 51244), (3588, 47902), (3956, 43446), (4456, 38571), (4472, 38433), (5934, 28964), (6684, 25714), (6708, 25622), (7176, 23951), (7241, 23736), (7912, 21723), (11868, 14482), (12811, 13416), (12857, 13368)]