31197320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1447}}^1$

素因数の和:1483

約数の個数: 96

約数和(自身を含む): 89138880

約数和(自身を除く): 57941560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1447, 1540, 1960, 2156, 2695, 2894, 3080, 4312, 5390, 5788, 7235, 10129, 10780, 11576, 14470, 15917, 20258, 21560, 28940, 31834, 40516, 50645, 57880, 63668, 70903, 79585, 81032, 101290, 111419, 127336, 141806, 159170, 202580, 222838, 283612, 318340, 354515, 405160, 445676, 557095, 567224, 636680, 709030, 779933, 891352, 1114190, 1418060, 1559866, 2228380, 2836120, 3119732, 3899665, 4456760, 6239464, 7799330, 15598660, 31197320]

約数ペア:

[(1, 31197320), (2, 15598660), (4, 7799330), (5, 6239464), (7, 4456760), (8, 3899665), (10, 3119732), (11, 2836120), (14, 2228380), (20, 1559866), (22, 1418060), (28, 1114190), (35, 891352), (40, 779933), (44, 709030), (49, 636680), (55, 567224), (56, 557095), (70, 445676), (77, 405160), (88, 354515), (98, 318340), (110, 283612), (140, 222838), (154, 202580), (196, 159170), (220, 141806), (245, 127336), (280, 111419), (308, 101290), (385, 81032), (392, 79585), (440, 70903), (490, 63668), (539, 57880), (616, 50645), (770, 40516), (980, 31834), (1078, 28940), (1447, 21560), (1540, 20258), (1960, 15917), (2156, 14470), (2695, 11576), (2894, 10780), (3080, 10129), (4312, 7235), (5390, 5788)]