265013280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:520

約数の個数: 288

約数和(自身を含む): 1052932608

約数和(自身を除く): 787919328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 140, 144, 160, 168, 180, 183, 210, 224, 240, 244, 252, 280, 288, 305, 315, 336, 360, 366, 420, 427, 431, 480, 488, 504, 549, 560, 610, 630, 672, 720, 732, 840, 854, 862, 915, 976, 1008, 1098, 1120, 1220, 1260, 1281, 1293, 1440, 1464, 1680, 1708, 1724, 1830, 1952, 2016, 2135, 2155, 2196, 2440, 2520, 2562, 2586, 2745, 2928, 3017, 3360, 3416, 3448, 3660, 3843, 3879, 4270, 4310, 4392, 4880, 5040, 5124, 5172, 5490, 5856, 6034, 6405, 6465, 6832, 6896, 7320, 7686, 7758, 8540, 8620, 8784, 9051, 9760, 10080, 10248, 10344, 10980, 12068, 12810, 12930, 13664, 13792, 14640, 15085, 15372, 15516, 17080, 17240, 17568, 18102, 19215, 19395, 20496, 20688, 21960, 24136, 25620, 25860, 26291, 27153, 29280, 30170, 30744, 31032, 34160, 34480, 36204, 38430, 38790, 40992, 41376, 43920, 45255, 48272, 51240, 51720, 52582, 54306, 60340, 61488, 62064, 68320, 68960, 72408, 76860, 77580, 78873, 87840, 90510, 96544, 102480, 103440, 105164, 108612, 120680, 122976, 124128, 131455, 135765, 144816, 153720, 155160, 157746, 181020, 184037, 204960, 206880, 210328, 217224, 236619, 241360, 262910, 271530, 289632, 307440, 310320, 315492, 362040, 368074, 394365, 420656, 434448, 473238, 482720, 525820, 543060, 552111, 614880, 620640, 630984, 724080, 736148, 788730, 841312, 868896, 920185, 946476, 1051640, 1086120, 1104222, 1183095, 1261968, 1448160, 1472296, 1577460, 1656333, 1840370, 1892952, 2103280, 2172240, 2208444, 2366190, 2523936, 2760555, 2944592, 3154920, 3312666, 3680740, 3785904, 4206560, 4344480, 4416888, 4732380, 5521110, 5889184, 6309840, 6625332, 7361480, 7571808, 8281665, 8833776, 9464760, 11042220, 12619680, 13250664, 14722960, 16563330, 17667552, 18929520, 22084440, 26501328, 29445920, 33126660, 37859040, 44168880, 53002656, 66253320, 88337760, 132506640, 265013280]

約数ペア:

[(1, 265013280), (2, 132506640), (3, 88337760), (4, 66253320), (5, 53002656), (6, 44168880), (7, 37859040), (8, 33126660), (9, 29445920), (10, 26501328), (12, 22084440), (14, 18929520), (15, 17667552), (16, 16563330), (18, 14722960), (20, 13250664), (21, 12619680), (24, 11042220), (28, 9464760), (30, 8833776), (32, 8281665), (35, 7571808), (36, 7361480), (40, 6625332), (42, 6309840), (45, 5889184), (48, 5521110), (56, 4732380), (60, 4416888), (61, 4344480), (63, 4206560), (70, 3785904), (72, 3680740), (80, 3312666), (84, 3154920), (90, 2944592), (96, 2760555), (105, 2523936), (112, 2366190), (120, 2208444), (122, 2172240), (126, 2103280), (140, 1892952), (144, 1840370), (160, 1656333), (168, 1577460), (180, 1472296), (183, 1448160), (210, 1261968), (224, 1183095), (240, 1104222), (244, 1086120), (252, 1051640), (280, 946476), (288, 920185), (305, 868896), (315, 841312), (336, 788730), (360, 736148), (366, 724080), (420, 630984), (427, 620640), (431, 614880), (480, 552111), (488, 543060), (504, 525820), (549, 482720), (560, 473238), (610, 434448), (630, 420656), (672, 394365), (720, 368074), (732, 362040), (840, 315492), (854, 310320), (862, 307440), (915, 289632), (976, 271530), (1008, 262910), (1098, 241360), (1120, 236619), (1220, 217224), (1260, 210328), (1281, 206880), (1293, 204960), (1440, 184037), (1464, 181020), (1680, 157746), (1708, 155160), (1724, 153720), (1830, 144816), (1952, 135765), (2016, 131455), (2135, 124128), (2155, 122976), (2196, 120680), (2440, 108612), (2520, 105164), (2562, 103440), (2586, 102480), (2745, 96544), (2928, 90510), (3017, 87840), (3360, 78873), (3416, 77580), (3448, 76860), (3660, 72408), (3843, 68960), (3879, 68320), (4270, 62064), (4310, 61488), (4392, 60340), (4880, 54306), (5040, 52582), (5124, 51720), (5172, 51240), (5490, 48272), (5856, 45255), (6034, 43920), (6405, 41376), (6465, 40992), (6832, 38790), (6896, 38430), (7320, 36204), (7686, 34480), (7758, 34160), (8540, 31032), (8620, 30744), (8784, 30170), (9051, 29280), (9760, 27153), (10080, 26291), (10248, 25860), (10344, 25620), (10980, 24136), (12068, 21960), (12810, 20688), (12930, 20496), (13664, 19395), (13792, 19215), (14640, 18102), (15085, 17568), (15372, 17240), (15516, 17080)]