51032520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 288

約数和(自身を含む): 211273920

約数和(自身を除く): 160241400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 263, 264, 280, 294, 308, 315, 330, 360, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 526, 539, 588, 616, 630, 660, 693, 735, 770, 789, 792, 840, 882, 924, 980, 990, 1052, 1078, 1155, 1176, 1260, 1315, 1320, 1386, 1470, 1540, 1578, 1617, 1764, 1841, 1848, 1960, 1980, 2104, 2156, 2205, 2310, 2367, 2520, 2630, 2695, 2772, 2893, 2940, 3080, 3156, 3234, 3465, 3528, 3682, 3945, 3960, 4312, 4410, 4620, 4734, 4851, 5260, 5390, 5523, 5544, 5786, 5880, 6312, 6468, 6930, 7364, 7890, 8085, 8679, 8820, 9205, 9240, 9468, 9702, 10520, 10780, 11046, 11572, 11835, 12887, 12936, 13860, 14465, 14728, 15780, 16170, 16569, 17358, 17640, 18410, 18936, 19404, 20251, 21560, 22092, 23144, 23670, 24255, 25774, 26037, 27615, 27720, 28930, 31560, 32340, 33138, 34716, 36820, 38661, 38808, 40502, 43395, 44184, 47340, 48510, 51548, 52074, 55230, 57860, 60753, 64435, 64680, 66276, 69432, 73640, 77322, 81004, 82845, 86790, 94680, 97020, 101255, 103096, 104148, 110460, 115720, 115983, 121506, 128870, 130185, 132552, 141757, 154644, 162008, 165690, 173580, 182259, 193305, 194040, 202510, 208296, 220920, 231966, 243012, 257740, 260370, 283514, 303765, 309288, 331380, 347160, 364518, 386610, 405020, 425271, 463932, 486024, 515480, 520740, 567028, 579915, 607530, 662760, 708785, 729036, 773220, 810040, 850542, 911295, 927864, 1041480, 1134056, 1159830, 1215060, 1275813, 1417570, 1458072, 1546440, 1701084, 1822590, 2126355, 2319660, 2430120, 2551626, 2835140, 3402168, 3645180, 4252710, 4639320, 5103252, 5670280, 6379065, 7290360, 8505420, 10206504, 12758130, 17010840, 25516260, 51032520]

約数ペア:

[(1, 51032520), (2, 25516260), (3, 17010840), (4, 12758130), (5, 10206504), (6, 8505420), (7, 7290360), (8, 6379065), (9, 5670280), (10, 5103252), (11, 4639320), (12, 4252710), (14, 3645180), (15, 3402168), (18, 2835140), (20, 2551626), (21, 2430120), (22, 2319660), (24, 2126355), (28, 1822590), (30, 1701084), (33, 1546440), (35, 1458072), (36, 1417570), (40, 1275813), (42, 1215060), (44, 1159830), (45, 1134056), (49, 1041480), (55, 927864), (56, 911295), (60, 850542), (63, 810040), (66, 773220), (70, 729036), (72, 708785), (77, 662760), (84, 607530), (88, 579915), (90, 567028), (98, 520740), (99, 515480), (105, 486024), (110, 463932), (120, 425271), (126, 405020), (132, 386610), (140, 364518), (147, 347160), (154, 331380), (165, 309288), (168, 303765), (180, 283514), (196, 260370), (198, 257740), (210, 243012), (220, 231966), (231, 220920), (245, 208296), (252, 202510), (263, 194040), (264, 193305), (280, 182259), (294, 173580), (308, 165690), (315, 162008), (330, 154644), (360, 141757), (385, 132552), (392, 130185), (396, 128870), (420, 121506), (440, 115983), (441, 115720), (462, 110460), (490, 104148), (495, 103096), (504, 101255), (526, 97020), (539, 94680), (588, 86790), (616, 82845), (630, 81004), (660, 77322), (693, 73640), (735, 69432), (770, 66276), (789, 64680), (792, 64435), (840, 60753), (882, 57860), (924, 55230), (980, 52074), (990, 51548), (1052, 48510), (1078, 47340), (1155, 44184), (1176, 43395), (1260, 40502), (1315, 38808), (1320, 38661), (1386, 36820), (1470, 34716), (1540, 33138), (1578, 32340), (1617, 31560), (1764, 28930), (1841, 27720), (1848, 27615), (1960, 26037), (1980, 25774), (2104, 24255), (2156, 23670), (2205, 23144), (2310, 22092), (2367, 21560), (2520, 20251), (2630, 19404), (2695, 18936), (2772, 18410), (2893, 17640), (2940, 17358), (3080, 16569), (3156, 16170), (3234, 15780), (3465, 14728), (3528, 14465), (3682, 13860), (3945, 12936), (3960, 12887), (4312, 11835), (4410, 11572), (4620, 11046), (4734, 10780), (4851, 10520), (5260, 9702), (5390, 9468), (5523, 9240), (5544, 9205), (5786, 8820), (5880, 8679), (6312, 8085), (6468, 7890), (6930, 7364)]