208578240

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:661

約数の個数: 280

約数和(自身を含む): 800313360

約数和(自身を除く): 591735120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 619, 624, 648, 702, 720, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1238, 1248, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1857, 1872, 2080, 2106, 2160, 2340, 2476, 2496, 2592, 2808, 2880, 3095, 3120, 3240, 3510, 3714, 3744, 4160, 4212, 4320, 4680, 4952, 5184, 5265, 5571, 5616, 6190, 6240, 6480, 7020, 7428, 7488, 8047, 8424, 8640, 9285, 9360, 9904, 10530, 11142, 11232, 12380, 12480, 12960, 14040, 14856, 16094, 16713, 16848, 18570, 18720, 19808, 21060, 22284, 22464, 24141, 24760, 25920, 27855, 28080, 29712, 32188, 33426, 33696, 37140, 37440, 39616, 40235, 42120, 44568, 48282, 49520, 50139, 55710, 56160, 59424, 64376, 66852, 67392, 72423, 74280, 80470, 83565, 84240, 89136, 96564, 99040, 100278, 111420, 112320, 118848, 120705, 128752, 133704, 144846, 148560, 160940, 167130, 168480, 178272, 193128, 198080, 200556, 217269, 222840, 241410, 250695, 257504, 267408, 289692, 297120, 321880, 334260, 336960, 356544, 362115, 386256, 401112, 434538, 445680, 482820, 501390, 515008, 534816, 579384, 594240, 643760, 651807, 668520, 724230, 772512, 802224, 869076, 891360, 965640, 1002780, 1069632, 1086345, 1158768, 1287520, 1303614, 1337040, 1448460, 1545024, 1604448, 1738152, 1782720, 1931280, 2005560, 2172690, 2317536, 2575040, 2607228, 2674080, 2896920, 3208896, 3259035, 3476304, 3862560, 4011120, 4345380, 4635072, 5214456, 5348160, 5793840, 6518070, 6952608, 7725120, 8022240, 8690760, 10428912, 11587680, 13036140, 13905216, 16044480, 17381520, 20857824, 23175360, 26072280, 34763040, 41715648, 52144560, 69526080, 104289120, 208578240]

約数ペア:

[(1, 208578240), (2, 104289120), (3, 69526080), (4, 52144560), (5, 41715648), (6, 34763040), (8, 26072280), (9, 23175360), (10, 20857824), (12, 17381520), (13, 16044480), (15, 13905216), (16, 13036140), (18, 11587680), (20, 10428912), (24, 8690760), (26, 8022240), (27, 7725120), (30, 6952608), (32, 6518070), (36, 5793840), (39, 5348160), (40, 5214456), (45, 4635072), (48, 4345380), (52, 4011120), (54, 3862560), (60, 3476304), (64, 3259035), (65, 3208896), (72, 2896920), (78, 2674080), (80, 2607228), (81, 2575040), (90, 2317536), (96, 2172690), (104, 2005560), (108, 1931280), (117, 1782720), (120, 1738152), (130, 1604448), (135, 1545024), (144, 1448460), (156, 1337040), (160, 1303614), (162, 1287520), (180, 1158768), (192, 1086345), (195, 1069632), (208, 1002780), (216, 965640), (234, 891360), (240, 869076), (260, 802224), (270, 772512), (288, 724230), (312, 668520), (320, 651807), (324, 643760), (351, 594240), (360, 579384), (390, 534816), (405, 515008), (416, 501390), (432, 482820), (468, 445680), (480, 434538), (520, 401112), (540, 386256), (576, 362115), (585, 356544), (619, 336960), (624, 334260), (648, 321880), (702, 297120), (720, 289692), (780, 267408), (810, 257504), (832, 250695), (864, 241410), (936, 222840), (960, 217269), (1040, 200556), (1053, 198080), (1080, 193128), (1170, 178272), (1238, 168480), (1248, 167130), (1296, 160940), (1404, 148560), (1440, 144846), (1560, 133704), (1620, 128752), (1728, 120705), (1755, 118848), (1857, 112320), (1872, 111420), (2080, 100278), (2106, 99040), (2160, 96564), (2340, 89136), (2476, 84240), (2496, 83565), (2592, 80470), (2808, 74280), (2880, 72423), (3095, 67392), (3120, 66852), (3240, 64376), (3510, 59424), (3714, 56160), (3744, 55710), (4160, 50139), (4212, 49520), (4320, 48282), (4680, 44568), (4952, 42120), (5184, 40235), (5265, 39616), (5571, 37440), (5616, 37140), (6190, 33696), (6240, 33426), (6480, 32188), (7020, 29712), (7428, 28080), (7488, 27855), (8047, 25920), (8424, 24760), (8640, 24141), (9285, 22464), (9360, 22284), (9904, 21060), (10530, 19808), (11142, 18720), (11232, 18570), (12380, 16848), (12480, 16713), (12960, 16094), (14040, 14856)]