261036720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^4\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 300

約数和(自身を含む): 1029468336

約数和(自身を除く): 768431616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 151, 168, 180, 196, 210, 240, 245, 252, 280, 294, 302, 315, 336, 343, 360, 392, 420, 441, 453, 490, 504, 560, 588, 604, 630, 686, 720, 735, 755, 784, 840, 882, 906, 980, 1008, 1029, 1057, 1176, 1208, 1260, 1359, 1372, 1470, 1510, 1680, 1715, 1764, 1812, 1960, 2058, 2114, 2205, 2265, 2352, 2401, 2416, 2520, 2718, 2744, 2940, 3020, 3087, 3171, 3430, 3528, 3624, 3920, 4116, 4228, 4410, 4530, 4802, 5040, 5145, 5285, 5436, 5488, 5880, 6040, 6174, 6342, 6795, 6860, 7056, 7203, 7248, 7399, 8232, 8456, 8820, 9060, 9513, 9604, 10290, 10570, 10872, 11760, 12005, 12080, 12348, 12684, 13590, 13720, 14406, 14798, 15435, 15855, 16464, 16912, 17640, 18120, 19026, 19208, 20580, 21140, 21609, 21744, 22197, 24010, 24696, 25368, 27180, 27440, 28812, 29596, 30870, 31710, 35280, 36015, 36240, 36995, 38052, 38416, 41160, 42280, 43218, 44394, 47565, 48020, 49392, 50736, 51793, 54360, 57624, 59192, 61740, 63420, 66591, 72030, 73990, 76104, 82320, 84560, 86436, 88788, 95130, 96040, 103586, 108045, 108720, 110985, 115248, 118384, 123480, 126840, 133182, 144060, 147980, 152208, 155379, 172872, 177576, 190260, 192080, 207172, 216090, 221970, 246960, 253680, 258965, 266364, 288120, 295960, 310758, 332955, 345744, 355152, 362551, 380520, 414344, 432180, 443940, 466137, 517930, 532728, 576240, 591920, 621516, 665910, 725102, 761040, 776895, 828688, 864360, 887880, 932274, 1035860, 1065456, 1087653, 1243032, 1331820, 1450204, 1553790, 1728720, 1775760, 1812755, 1864548, 2071720, 2175306, 2330685, 2486064, 2663640, 2900408, 3107580, 3262959, 3625510, 3729096, 4143440, 4350612, 4661370, 5327280, 5438265, 5800816, 6215160, 6525918, 7251020, 7458192, 8701224, 9322740, 10876530, 12430320, 13051836, 14502040, 16314795, 17402448, 18645480, 21753060, 26103672, 29004080, 32629590, 37290960, 43506120, 52207344, 65259180, 87012240, 130518360, 261036720]

約数ペア:

[(1, 261036720), (2, 130518360), (3, 87012240), (4, 65259180), (5, 52207344), (6, 43506120), (7, 37290960), (8, 32629590), (9, 29004080), (10, 26103672), (12, 21753060), (14, 18645480), (15, 17402448), (16, 16314795), (18, 14502040), (20, 13051836), (21, 12430320), (24, 10876530), (28, 9322740), (30, 8701224), (35, 7458192), (36, 7251020), (40, 6525918), (42, 6215160), (45, 5800816), (48, 5438265), (49, 5327280), (56, 4661370), (60, 4350612), (63, 4143440), (70, 3729096), (72, 3625510), (80, 3262959), (84, 3107580), (90, 2900408), (98, 2663640), (105, 2486064), (112, 2330685), (120, 2175306), (126, 2071720), (140, 1864548), (144, 1812755), (147, 1775760), (151, 1728720), (168, 1553790), (180, 1450204), (196, 1331820), (210, 1243032), (240, 1087653), (245, 1065456), (252, 1035860), (280, 932274), (294, 887880), (302, 864360), (315, 828688), (336, 776895), (343, 761040), (360, 725102), (392, 665910), (420, 621516), (441, 591920), (453, 576240), (490, 532728), (504, 517930), (560, 466137), (588, 443940), (604, 432180), (630, 414344), (686, 380520), (720, 362551), (735, 355152), (755, 345744), (784, 332955), (840, 310758), (882, 295960), (906, 288120), (980, 266364), (1008, 258965), (1029, 253680), (1057, 246960), (1176, 221970), (1208, 216090), (1260, 207172), (1359, 192080), (1372, 190260), (1470, 177576), (1510, 172872), (1680, 155379), (1715, 152208), (1764, 147980), (1812, 144060), (1960, 133182), (2058, 126840), (2114, 123480), (2205, 118384), (2265, 115248), (2352, 110985), (2401, 108720), (2416, 108045), (2520, 103586), (2718, 96040), (2744, 95130), (2940, 88788), (3020, 86436), (3087, 84560), (3171, 82320), (3430, 76104), (3528, 73990), (3624, 72030), (3920, 66591), (4116, 63420), (4228, 61740), (4410, 59192), (4530, 57624), (4802, 54360), (5040, 51793), (5145, 50736), (5285, 49392), (5436, 48020), (5488, 47565), (5880, 44394), (6040, 43218), (6174, 42280), (6342, 41160), (6795, 38416), (6860, 38052), (7056, 36995), (7203, 36240), (7248, 36015), (7399, 35280), (8232, 31710), (8456, 30870), (8820, 29596), (9060, 28812), (9513, 27440), (9604, 27180), (10290, 25368), (10570, 24696), (10872, 24010), (11760, 22197), (12005, 21744), (12080, 21609), (12348, 21140), (12684, 20580), (13590, 19208), (13720, 19026), (14406, 18120), (14798, 17640), (15435, 16912), (15855, 16464)]