991716480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1979}}^1$

素因数の和:2036

約数の個数: 256

約数和(自身を含む): 3635280000

約数和(自身を除く): 2643563520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 522, 540, 576, 580, 640, 696, 720, 783, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1305, 1392, 1440, 1566, 1728, 1740, 1856, 1920, 1979, 2088, 2160, 2320, 2610, 2784, 2880, 3132, 3456, 3480, 3712, 3915, 3958, 4176, 4320, 4640, 5220, 5568, 5760, 5937, 6264, 6960, 7830, 7916, 8352, 8640, 9280, 9895, 10440, 11136, 11874, 12528, 13920, 15660, 15832, 16704, 17280, 17811, 18560, 19790, 20880, 23748, 25056, 27840, 29685, 31320, 31664, 33408, 35622, 39580, 41760, 47496, 50112, 53433, 55680, 57391, 59370, 62640, 63328, 71244, 79160, 83520, 89055, 94992, 100224, 106866, 114782, 118740, 125280, 126656, 142488, 158320, 167040, 172173, 178110, 189984, 213732, 229564, 237480, 250560, 253312, 267165, 284976, 286955, 316640, 344346, 356220, 379968, 427464, 459128, 474960, 501120, 516519, 534330, 569952, 573910, 633280, 688692, 712440, 759936, 854928, 860865, 918256, 949920, 1033038, 1068660, 1139904, 1147820, 1266560, 1377384, 1424880, 1549557, 1709856, 1721730, 1836512, 1899840, 2066076, 2137320, 2279808, 2295640, 2582595, 2754768, 2849760, 3099114, 3419712, 3443460, 3673024, 3799680, 4132152, 4274640, 4591280, 5165190, 5509536, 5699520, 6198228, 6839424, 6886920, 7346048, 7747785, 8264304, 8549280, 9182560, 10330380, 11019072, 11399040, 12396456, 13773840, 15495570, 16528608, 17098560, 18365120, 20660760, 22038144, 24792912, 27547680, 30991140, 33057216, 34197120, 36730240, 41321520, 49585824, 55095360, 61982280, 66114432, 82643040, 99171648, 110190720, 123964560, 165286080, 198343296, 247929120, 330572160, 495858240, 991716480]

約数ペア:

[(1, 991716480), (2, 495858240), (3, 330572160), (4, 247929120), (5, 198343296), (6, 165286080), (8, 123964560), (9, 110190720), (10, 99171648), (12, 82643040), (15, 66114432), (16, 61982280), (18, 55095360), (20, 49585824), (24, 41321520), (27, 36730240), (29, 34197120), (30, 33057216), (32, 30991140), (36, 27547680), (40, 24792912), (45, 22038144), (48, 20660760), (54, 18365120), (58, 17098560), (60, 16528608), (64, 15495570), (72, 13773840), (80, 12396456), (87, 11399040), (90, 11019072), (96, 10330380), (108, 9182560), (116, 8549280), (120, 8264304), (128, 7747785), (135, 7346048), (144, 6886920), (145, 6839424), (160, 6198228), (174, 5699520), (180, 5509536), (192, 5165190), (216, 4591280), (232, 4274640), (240, 4132152), (261, 3799680), (270, 3673024), (288, 3443460), (290, 3419712), (320, 3099114), (348, 2849760), (360, 2754768), (384, 2582595), (432, 2295640), (435, 2279808), (464, 2137320), (480, 2066076), (522, 1899840), (540, 1836512), (576, 1721730), (580, 1709856), (640, 1549557), (696, 1424880), (720, 1377384), (783, 1266560), (864, 1147820), (870, 1139904), (928, 1068660), (960, 1033038), (1044, 949920), (1080, 918256), (1152, 860865), (1160, 854928), (1305, 759936), (1392, 712440), (1440, 688692), (1566, 633280), (1728, 573910), (1740, 569952), (1856, 534330), (1920, 516519), (1979, 501120), (2088, 474960), (2160, 459128), (2320, 427464), (2610, 379968), (2784, 356220), (2880, 344346), (3132, 316640), (3456, 286955), (3480, 284976), (3712, 267165), (3915, 253312), (3958, 250560), (4176, 237480), (4320, 229564), (4640, 213732), (5220, 189984), (5568, 178110), (5760, 172173), (5937, 167040), (6264, 158320), (6960, 142488), (7830, 126656), (7916, 125280), (8352, 118740), (8640, 114782), (9280, 106866), (9895, 100224), (10440, 94992), (11136, 89055), (11874, 83520), (12528, 79160), (13920, 71244), (15660, 63328), (15832, 62640), (16704, 59370), (17280, 57391), (17811, 55680), (18560, 53433), (19790, 50112), (20880, 47496), (23748, 41760), (25056, 39580), (27840, 35622), (29685, 33408), (31320, 31664)]