156826880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:812

約数の個数: 144

約数和(自身を含む): 448568064

約数和(自身を除く): 291741184

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, 256, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 761, 805, 896, 920, 1120, 1280, 1288, 1472, 1522, 1610, 1792, 1840, 2240, 2576, 2944, 3044, 3220, 3680, 3805, 4480, 5152, 5327, 5888, 6088, 6440, 7360, 7610, 8960, 10304, 10654, 12176, 12880, 14720, 15220, 17503, 20608, 21308, 24352, 25760, 26635, 29440, 30440, 35006, 41216, 42616, 48704, 51520, 53270, 60880, 70012, 85232, 87515, 97408, 103040, 106540, 121760, 122521, 140024, 170464, 175030, 194816, 206080, 213080, 243520, 245042, 280048, 340928, 350060, 426160, 487040, 490084, 560096, 612605, 681856, 700120, 852320, 974080, 980168, 1120192, 1225210, 1363712, 1400240, 1704640, 1960336, 2240384, 2450420, 2800480, 3409280, 3920672, 4480768, 4900840, 5600960, 6818560, 7841344, 9801680, 11201920, 15682688, 19603360, 22403840, 31365376, 39206720, 78413440, 156826880]

約数ペア:

[(1, 156826880), (2, 78413440), (4, 39206720), (5, 31365376), (7, 22403840), (8, 19603360), (10, 15682688), (14, 11201920), (16, 9801680), (20, 7841344), (23, 6818560), (28, 5600960), (32, 4900840), (35, 4480768), (40, 3920672), (46, 3409280), (56, 2800480), (64, 2450420), (70, 2240384), (80, 1960336), (92, 1704640), (112, 1400240), (115, 1363712), (128, 1225210), (140, 1120192), (160, 980168), (161, 974080), (184, 852320), (224, 700120), (230, 681856), (256, 612605), (280, 560096), (320, 490084), (322, 487040), (368, 426160), (448, 350060), (460, 340928), (560, 280048), (640, 245042), (644, 243520), (736, 213080), (761, 206080), (805, 194816), (896, 175030), (920, 170464), (1120, 140024), (1280, 122521), (1288, 121760), (1472, 106540), (1522, 103040), (1610, 97408), (1792, 87515), (1840, 85232), (2240, 70012), (2576, 60880), (2944, 53270), (3044, 51520), (3220, 48704), (3680, 42616), (3805, 41216), (4480, 35006), (5152, 30440), (5327, 29440), (5888, 26635), (6088, 25760), (6440, 24352), (7360, 21308), (7610, 20608), (8960, 17503), (10304, 15220), (10654, 14720), (12176, 12880)]