251079840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 288

約数和(自身を含む): 949620672

約数和(自身を除く): 698540832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 131, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 262, 264, 288, 330, 352, 360, 363, 393, 396, 440, 480, 484, 495, 524, 528, 605, 655, 660, 720, 726, 786, 792, 880, 968, 990, 1048, 1056, 1089, 1179, 1210, 1310, 1320, 1331, 1440, 1441, 1452, 1572, 1584, 1760, 1815, 1936, 1965, 1980, 2096, 2178, 2358, 2420, 2620, 2640, 2662, 2882, 2904, 3144, 3168, 3630, 3872, 3930, 3960, 3993, 4192, 4323, 4356, 4716, 4840, 5240, 5280, 5324, 5445, 5764, 5808, 5895, 6288, 6655, 7205, 7260, 7860, 7920, 7986, 8646, 8712, 9432, 9680, 10480, 10648, 10890, 11528, 11616, 11790, 11979, 12576, 12969, 13310, 14410, 14520, 15720, 15840, 15851, 15972, 17292, 17424, 18864, 19360, 19965, 20960, 21296, 21615, 21780, 23056, 23580, 23958, 25938, 26620, 28820, 29040, 31440, 31702, 31944, 34584, 34848, 37728, 39930, 42592, 43230, 43560, 46112, 47160, 47553, 47916, 51876, 53240, 57640, 58080, 59895, 62880, 63404, 63888, 64845, 69168, 79255, 79860, 86460, 87120, 94320, 95106, 95832, 103752, 106480, 115280, 119790, 126808, 127776, 129690, 138336, 142659, 158510, 159720, 172920, 174240, 174361, 188640, 190212, 191664, 207504, 212960, 230560, 237765, 239580, 253616, 259380, 285318, 317020, 319440, 345840, 348722, 380424, 383328, 415008, 475530, 479160, 507232, 518760, 523083, 570636, 634040, 638880, 691680, 697444, 713295, 760848, 871805, 951060, 958320, 1037520, 1046166, 1141272, 1268080, 1394888, 1426590, 1521696, 1569249, 1743610, 1902120, 1916640, 2075040, 2092332, 2282544, 2536160, 2615415, 2789776, 2853180, 3138498, 3487220, 3804240, 4184664, 4565088, 5230830, 5579552, 5706360, 6276996, 6974440, 7608480, 7846245, 8369328, 10461660, 11412720, 12553992, 13948880, 15692490, 16738656, 20923320, 22825440, 25107984, 27897760, 31384980, 41846640, 50215968, 62769960, 83693280, 125539920, 251079840]

約数ペア:

[(1, 251079840), (2, 125539920), (3, 83693280), (4, 62769960), (5, 50215968), (6, 41846640), (8, 31384980), (9, 27897760), (10, 25107984), (11, 22825440), (12, 20923320), (15, 16738656), (16, 15692490), (18, 13948880), (20, 12553992), (22, 11412720), (24, 10461660), (30, 8369328), (32, 7846245), (33, 7608480), (36, 6974440), (40, 6276996), (44, 5706360), (45, 5579552), (48, 5230830), (55, 4565088), (60, 4184664), (66, 3804240), (72, 3487220), (80, 3138498), (88, 2853180), (90, 2789776), (96, 2615415), (99, 2536160), (110, 2282544), (120, 2092332), (121, 2075040), (131, 1916640), (132, 1902120), (144, 1743610), (160, 1569249), (165, 1521696), (176, 1426590), (180, 1394888), (198, 1268080), (220, 1141272), (240, 1046166), (242, 1037520), (262, 958320), (264, 951060), (288, 871805), (330, 760848), (352, 713295), (360, 697444), (363, 691680), (393, 638880), (396, 634040), (440, 570636), (480, 523083), (484, 518760), (495, 507232), (524, 479160), (528, 475530), (605, 415008), (655, 383328), (660, 380424), (720, 348722), (726, 345840), (786, 319440), (792, 317020), (880, 285318), (968, 259380), (990, 253616), (1048, 239580), (1056, 237765), (1089, 230560), (1179, 212960), (1210, 207504), (1310, 191664), (1320, 190212), (1331, 188640), (1440, 174361), (1441, 174240), (1452, 172920), (1572, 159720), (1584, 158510), (1760, 142659), (1815, 138336), (1936, 129690), (1965, 127776), (1980, 126808), (2096, 119790), (2178, 115280), (2358, 106480), (2420, 103752), (2620, 95832), (2640, 95106), (2662, 94320), (2882, 87120), (2904, 86460), (3144, 79860), (3168, 79255), (3630, 69168), (3872, 64845), (3930, 63888), (3960, 63404), (3993, 62880), (4192, 59895), (4323, 58080), (4356, 57640), (4716, 53240), (4840, 51876), (5240, 47916), (5280, 47553), (5324, 47160), (5445, 46112), (5764, 43560), (5808, 43230), (5895, 42592), (6288, 39930), (6655, 37728), (7205, 34848), (7260, 34584), (7860, 31944), (7920, 31702), (7986, 31440), (8646, 29040), (8712, 28820), (9432, 26620), (9680, 25938), (10480, 23958), (10648, 23580), (10890, 23056), (11528, 21780), (11616, 21615), (11790, 21296), (11979, 20960), (12576, 19965), (12969, 19360), (13310, 18864), (14410, 17424), (14520, 17292), (15720, 15972), (15840, 15851)]