138307400

素因数分解:

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

素因数の和:1324

約数の個数: 144

約数和(自身を含む): 408389040

約数和(自身を除く): 270081640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 245, 275, 280, 308, 350, 385, 392, 440, 490, 539, 550, 616, 700, 770, 980, 1078, 1100, 1225, 1283, 1400, 1540, 1925, 1960, 2156, 2200, 2450, 2566, 2695, 3080, 3850, 4312, 4900, 5132, 5390, 6415, 7700, 8981, 9800, 10264, 10780, 12830, 13475, 14113, 15400, 17962, 21560, 25660, 26950, 28226, 32075, 35924, 44905, 51320, 53900, 56452, 62867, 64150, 70565, 71848, 89810, 98791, 107800, 112904, 125734, 128300, 141130, 179620, 197582, 224525, 251468, 256600, 282260, 314335, 352825, 359240, 395164, 449050, 493955, 502936, 564520, 628670, 691537, 705650, 790328, 898100, 987910, 1257340, 1383074, 1411300, 1571675, 1796200, 1975820, 2469775, 2514680, 2766148, 2822600, 3143350, 3457685, 3951640, 4939550, 5532296, 6286700, 6915370, 9879100, 12573400, 13830740, 17288425, 19758200, 27661480, 34576850, 69153700, 138307400]

約数ペア:

[(1, 138307400), (2, 69153700), (4, 34576850), (5, 27661480), (7, 19758200), (8, 17288425), (10, 13830740), (11, 12573400), (14, 9879100), (20, 6915370), (22, 6286700), (25, 5532296), (28, 4939550), (35, 3951640), (40, 3457685), (44, 3143350), (49, 2822600), (50, 2766148), (55, 2514680), (56, 2469775), (70, 1975820), (77, 1796200), (88, 1571675), (98, 1411300), (100, 1383074), (110, 1257340), (140, 987910), (154, 898100), (175, 790328), (196, 705650), (200, 691537), (220, 628670), (245, 564520), (275, 502936), (280, 493955), (308, 449050), (350, 395164), (385, 359240), (392, 352825), (440, 314335), (490, 282260), (539, 256600), (550, 251468), (616, 224525), (700, 197582), (770, 179620), (980, 141130), (1078, 128300), (1100, 125734), (1225, 112904), (1283, 107800), (1400, 98791), (1540, 89810), (1925, 71848), (1960, 70565), (2156, 64150), (2200, 62867), (2450, 56452), (2566, 53900), (2695, 51320), (3080, 44905), (3850, 35924), (4312, 32075), (4900, 28226), (5132, 26950), (5390, 25660), (6415, 21560), (7700, 17962), (8981, 15400), (9800, 14113), (10264, 13475), (10780, 12830)]