81092480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:836

約数の個数: 128

約数和(自身を含む): 231482880

約数和(自身を除く): 150390400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 787, 805, 896, 920, 1120, 1288, 1472, 1574, 1610, 1840, 2240, 2576, 2944, 3148, 3220, 3680, 3935, 4480, 5152, 5509, 6296, 6440, 7360, 7870, 10304, 11018, 12592, 12880, 14720, 15740, 18101, 20608, 22036, 25184, 25760, 27545, 31480, 36202, 44072, 50368, 51520, 55090, 62960, 72404, 88144, 90505, 100736, 103040, 110180, 125920, 126707, 144808, 176288, 181010, 220360, 251840, 253414, 289616, 352576, 362020, 440720, 503680, 506828, 579232, 633535, 705152, 724040, 881440, 1013656, 1158464, 1267070, 1448080, 1762880, 2027312, 2316928, 2534140, 2896160, 3525760, 4054624, 5068280, 5792320, 8109248, 10136560, 11584640, 16218496, 20273120, 40546240, 81092480]

約数ペア:

[(1, 81092480), (2, 40546240), (4, 20273120), (5, 16218496), (7, 11584640), (8, 10136560), (10, 8109248), (14, 5792320), (16, 5068280), (20, 4054624), (23, 3525760), (28, 2896160), (32, 2534140), (35, 2316928), (40, 2027312), (46, 1762880), (56, 1448080), (64, 1267070), (70, 1158464), (80, 1013656), (92, 881440), (112, 724040), (115, 705152), (128, 633535), (140, 579232), (160, 506828), (161, 503680), (184, 440720), (224, 362020), (230, 352576), (280, 289616), (320, 253414), (322, 251840), (368, 220360), (448, 181010), (460, 176288), (560, 144808), (640, 126707), (644, 125920), (736, 110180), (787, 103040), (805, 100736), (896, 90505), (920, 88144), (1120, 72404), (1288, 62960), (1472, 55090), (1574, 51520), (1610, 50368), (1840, 44072), (2240, 36202), (2576, 31480), (2944, 27545), (3148, 25760), (3220, 25184), (3680, 22036), (3935, 20608), (4480, 18101), (5152, 15740), (5509, 14720), (6296, 12880), (6440, 12592), (7360, 11018), (7870, 10304)]