81386424

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2833}}^1$

素因数の和:2874

約数の個数: 128

約数和(自身を含む): 272064000

約数和(自身を除く): 190677576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 2833, 3192, 3591, 4104, 4788, 5666, 7182, 8499, 9576, 11332, 14364, 16998, 19831, 22664, 25497, 28728, 33996, 39662, 50994, 53827, 59493, 67992, 76491, 79324, 101988, 107654, 118986, 152982, 158648, 161481, 178479, 203976, 215308, 237972, 305964, 322962, 356958, 376789, 430616, 475944, 484443, 535437, 611928, 645924, 713916, 753578, 968886, 1070874, 1130367, 1291848, 1427832, 1453329, 1507156, 1937772, 2141748, 2260734, 2906658, 3014312, 3391101, 3875544, 4283496, 4521468, 5813316, 6782202, 9042936, 10173303, 11626632, 13564404, 20346606, 27128808, 40693212, 81386424]

約数ペア:

[(1, 81386424), (2, 40693212), (3, 27128808), (4, 20346606), (6, 13564404), (7, 11626632), (8, 10173303), (9, 9042936), (12, 6782202), (14, 5813316), (18, 4521468), (19, 4283496), (21, 3875544), (24, 3391101), (27, 3014312), (28, 2906658), (36, 2260734), (38, 2141748), (42, 1937772), (54, 1507156), (56, 1453329), (57, 1427832), (63, 1291848), (72, 1130367), (76, 1070874), (84, 968886), (108, 753578), (114, 713916), (126, 645924), (133, 611928), (152, 535437), (168, 484443), (171, 475944), (189, 430616), (216, 376789), (228, 356958), (252, 322962), (266, 305964), (342, 237972), (378, 215308), (399, 203976), (456, 178479), (504, 161481), (513, 158648), (532, 152982), (684, 118986), (756, 107654), (798, 101988), (1026, 79324), (1064, 76491), (1197, 67992), (1368, 59493), (1512, 53827), (1596, 50994), (2052, 39662), (2394, 33996), (2833, 28728), (3192, 25497), (3591, 22664), (4104, 19831), (4788, 16998), (5666, 14364), (7182, 11332), (8499, 9576)]