495880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 96

約数和(自身を含む): 1477440

約数和(自身を除く): 981560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 49, 55, 56, 70, 77, 88, 92, 98, 110, 115, 140, 154, 161, 184, 196, 220, 230, 245, 253, 280, 308, 322, 385, 392, 440, 460, 490, 506, 539, 616, 644, 770, 805, 920, 980, 1012, 1078, 1127, 1265, 1288, 1540, 1610, 1771, 1960, 2024, 2156, 2254, 2530, 2695, 3080, 3220, 3542, 4312, 4508, 5060, 5390, 5635, 6440, 7084, 8855, 9016, 10120, 10780, 11270, 12397, 14168, 17710, 21560, 22540, 24794, 35420, 45080, 49588, 61985, 70840, 99176, 123970, 247940, 495880]

約数ペア:

[(1, 495880), (2, 247940), (4, 123970), (5, 99176), (7, 70840), (8, 61985), (10, 49588), (11, 45080), (14, 35420), (20, 24794), (22, 22540), (23, 21560), (28, 17710), (35, 14168), (40, 12397), (44, 11270), (46, 10780), (49, 10120), (55, 9016), (56, 8855), (70, 7084), (77, 6440), (88, 5635), (92, 5390), (98, 5060), (110, 4508), (115, 4312), (140, 3542), (154, 3220), (161, 3080), (184, 2695), (196, 2530), (220, 2254), (230, 2156), (245, 2024), (253, 1960), (280, 1771), (308, 1610), (322, 1540), (385, 1288), (392, 1265), (440, 1127), (460, 1078), (490, 1012), (506, 980), (539, 920), (616, 805), (644, 770)]