179991084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 537815040

約数和(自身を除く): 357823956

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 169, 182, 186, 217, 273, 338, 364, 372, 403, 409, 434, 507, 546, 651, 676, 806, 818, 868, 1014, 1092, 1183, 1209, 1227, 1302, 1612, 1636, 2028, 2366, 2418, 2454, 2604, 2821, 2863, 3549, 4732, 4836, 4908, 5239, 5317, 5642, 5726, 7098, 8463, 8589, 10478, 10634, 11284, 11452, 12679, 14196, 15717, 15951, 16926, 17178, 20956, 21268, 25358, 31434, 31902, 33852, 34356, 36673, 37219, 38037, 50716, 62868, 63804, 69121, 73346, 74438, 76074, 88753, 110019, 111657, 138242, 146692, 148876, 152148, 164827, 177506, 207363, 220038, 223314, 266259, 276484, 329654, 355012, 414726, 440076, 446628, 483847, 494481, 532518, 659308, 829452, 967694, 988962, 1065036, 1153789, 1451541, 1935388, 1977924, 2142751, 2307578, 2903082, 3461367, 4285502, 4615156, 5806164, 6428253, 6922734, 8571004, 12856506, 13845468, 14999257, 25713012, 29998514, 44997771, 59997028, 89995542, 179991084]

約数ペア:

[(1, 179991084), (2, 89995542), (3, 59997028), (4, 44997771), (6, 29998514), (7, 25713012), (12, 14999257), (13, 13845468), (14, 12856506), (21, 8571004), (26, 6922734), (28, 6428253), (31, 5806164), (39, 4615156), (42, 4285502), (52, 3461367), (62, 2903082), (78, 2307578), (84, 2142751), (91, 1977924), (93, 1935388), (124, 1451541), (156, 1153789), (169, 1065036), (182, 988962), (186, 967694), (217, 829452), (273, 659308), (338, 532518), (364, 494481), (372, 483847), (403, 446628), (409, 440076), (434, 414726), (507, 355012), (546, 329654), (651, 276484), (676, 266259), (806, 223314), (818, 220038), (868, 207363), (1014, 177506), (1092, 164827), (1183, 152148), (1209, 148876), (1227, 146692), (1302, 138242), (1612, 111657), (1636, 110019), (2028, 88753), (2366, 76074), (2418, 74438), (2454, 73346), (2604, 69121), (2821, 63804), (2863, 62868), (3549, 50716), (4732, 38037), (4836, 37219), (4908, 36673), (5239, 34356), (5317, 33852), (5642, 31902), (5726, 31434), (7098, 25358), (8463, 21268), (8589, 20956), (10478, 17178), (10634, 16926), (11284, 15951), (11452, 15717), (12679, 14196)]