181981152

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 548166528

約数和(自身を除く): 366185376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 83, 92, 96, 138, 144, 166, 184, 207, 249, 276, 288, 331, 332, 368, 414, 498, 552, 662, 664, 736, 747, 828, 993, 996, 1104, 1324, 1328, 1494, 1656, 1909, 1986, 1992, 2208, 2648, 2656, 2979, 2988, 3312, 3818, 3972, 3984, 5296, 5727, 5958, 5976, 6624, 7613, 7636, 7944, 7968, 10592, 11454, 11916, 11952, 15226, 15272, 15888, 17181, 22839, 22908, 23832, 23904, 27473, 30452, 30544, 31776, 34362, 45678, 45816, 47664, 54946, 60904, 61088, 68517, 68724, 82419, 91356, 91632, 95328, 109892, 121808, 137034, 137448, 164838, 182712, 183264, 219784, 243616, 247257, 274068, 274896, 329676, 365424, 439568, 494514, 548136, 549792, 631879, 659352, 730848, 879136, 989028, 1096272, 1263758, 1318704, 1895637, 1978056, 2192544, 2527516, 2637408, 3791274, 3956112, 5055032, 5686911, 7582548, 7912224, 10110064, 11373822, 15165096, 20220128, 22747644, 30330192, 45495288, 60660384, 90990576, 181981152]

約数ペア:

[(1, 181981152), (2, 90990576), (3, 60660384), (4, 45495288), (6, 30330192), (8, 22747644), (9, 20220128), (12, 15165096), (16, 11373822), (18, 10110064), (23, 7912224), (24, 7582548), (32, 5686911), (36, 5055032), (46, 3956112), (48, 3791274), (69, 2637408), (72, 2527516), (83, 2192544), (92, 1978056), (96, 1895637), (138, 1318704), (144, 1263758), (166, 1096272), (184, 989028), (207, 879136), (249, 730848), (276, 659352), (288, 631879), (331, 549792), (332, 548136), (368, 494514), (414, 439568), (498, 365424), (552, 329676), (662, 274896), (664, 274068), (736, 247257), (747, 243616), (828, 219784), (993, 183264), (996, 182712), (1104, 164838), (1324, 137448), (1328, 137034), (1494, 121808), (1656, 109892), (1909, 95328), (1986, 91632), (1992, 91356), (2208, 82419), (2648, 68724), (2656, 68517), (2979, 61088), (2988, 60904), (3312, 54946), (3818, 47664), (3972, 45816), (3984, 45678), (5296, 34362), (5727, 31776), (5958, 30544), (5976, 30452), (6624, 27473), (7613, 23904), (7636, 23832), (7944, 22908), (7968, 22839), (10592, 17181), (11454, 15888), (11916, 15272), (11952, 15226)]