27661480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1283}}^1$

素因数の和:1319

約数の個数: 96

約数和(自身を含む): 79043040

約数和(自身を除く): 51381560

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, 1283, 1540, 1960, 2156, 2566, 2695, 3080, 4312, 5132, 5390, 6415, 8981, 10264, 10780, 12830, 14113, 17962, 21560, 25660, 28226, 35924, 44905, 51320, 56452, 62867, 70565, 71848, 89810, 98791, 112904, 125734, 141130, 179620, 197582, 251468, 282260, 314335, 359240, 395164, 493955, 502936, 564520, 628670, 691537, 790328, 987910, 1257340, 1383074, 1975820, 2514680, 2766148, 3457685, 3951640, 5532296, 6915370, 13830740, 27661480]

約数ペア:

[(1, 27661480), (2, 13830740), (4, 6915370), (5, 5532296), (7, 3951640), (8, 3457685), (10, 2766148), (11, 2514680), (14, 1975820), (20, 1383074), (22, 1257340), (28, 987910), (35, 790328), (40, 691537), (44, 628670), (49, 564520), (55, 502936), (56, 493955), (70, 395164), (77, 359240), (88, 314335), (98, 282260), (110, 251468), (140, 197582), (154, 179620), (196, 141130), (220, 125734), (245, 112904), (280, 98791), (308, 89810), (385, 71848), (392, 70565), (440, 62867), (490, 56452), (539, 51320), (616, 44905), (770, 35924), (980, 28226), (1078, 25660), (1283, 21560), (1540, 17962), (1960, 14113), (2156, 12830), (2566, 10780), (2695, 10264), (3080, 8981), (4312, 6415), (5132, 5390)]