212861880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1097}}^1$

素因数の和:1139

約数の個数: 288

約数和(自身を含む): 878707440

約数和(自身を除く): 665845560

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, 264, 280, 294, 308, 315, 330, 360, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 693, 735, 770, 792, 840, 882, 924, 980, 990, 1078, 1097, 1155, 1176, 1260, 1320, 1386, 1470, 1540, 1617, 1764, 1848, 1960, 1980, 2156, 2194, 2205, 2310, 2520, 2695, 2772, 2940, 3080, 3234, 3291, 3465, 3528, 3960, 4312, 4388, 4410, 4620, 4851, 5390, 5485, 5544, 5880, 6468, 6582, 6930, 7679, 8085, 8776, 8820, 9240, 9702, 9873, 10780, 10970, 12067, 12936, 13164, 13860, 15358, 16170, 16455, 17640, 19404, 19746, 21560, 21940, 23037, 24134, 24255, 26328, 27720, 30716, 32340, 32910, 36201, 38395, 38808, 39492, 43880, 46074, 48268, 48510, 49365, 53753, 60335, 61432, 64680, 65820, 69111, 72402, 76790, 78984, 84469, 92148, 96536, 97020, 98730, 107506, 108603, 115185, 120670, 131640, 138222, 144804, 153580, 161259, 168938, 181005, 184296, 194040, 197460, 215012, 217206, 230370, 241340, 253407, 268765, 276444, 289608, 307160, 322518, 337876, 345555, 362010, 394920, 422345, 430024, 434412, 460740, 482680, 483777, 506814, 537530, 543015, 552888, 591283, 645036, 675752, 691110, 724020, 760221, 806295, 844690, 868824, 921480, 967554, 1013628, 1075060, 1086030, 1182566, 1267035, 1290072, 1382220, 1448040, 1520442, 1612590, 1689380, 1773849, 1935108, 2027256, 2150120, 2172060, 2365132, 2418885, 2534070, 2764440, 2956415, 3040884, 3225180, 3378760, 3547698, 3801105, 3870216, 4344120, 4730264, 4837770, 5068140, 5321547, 5912830, 6081768, 6450360, 7095396, 7602210, 8869245, 9675540, 10136280, 10643094, 11825660, 14190792, 15204420, 17738490, 19351080, 21286188, 23651320, 26607735, 30408840, 35476980, 42572376, 53215470, 70953960, 106430940, 212861880]

約数ペア:

[(1, 212861880), (2, 106430940), (3, 70953960), (4, 53215470), (5, 42572376), (6, 35476980), (7, 30408840), (8, 26607735), (9, 23651320), (10, 21286188), (11, 19351080), (12, 17738490), (14, 15204420), (15, 14190792), (18, 11825660), (20, 10643094), (21, 10136280), (22, 9675540), (24, 8869245), (28, 7602210), (30, 7095396), (33, 6450360), (35, 6081768), (36, 5912830), (40, 5321547), (42, 5068140), (44, 4837770), (45, 4730264), (49, 4344120), (55, 3870216), (56, 3801105), (60, 3547698), (63, 3378760), (66, 3225180), (70, 3040884), (72, 2956415), (77, 2764440), (84, 2534070), (88, 2418885), (90, 2365132), (98, 2172060), (99, 2150120), (105, 2027256), (110, 1935108), (120, 1773849), (126, 1689380), (132, 1612590), (140, 1520442), (147, 1448040), (154, 1382220), (165, 1290072), (168, 1267035), (180, 1182566), (196, 1086030), (198, 1075060), (210, 1013628), (220, 967554), (231, 921480), (245, 868824), (252, 844690), (264, 806295), (280, 760221), (294, 724020), (308, 691110), (315, 675752), (330, 645036), (360, 591283), (385, 552888), (392, 543015), (396, 537530), (420, 506814), (440, 483777), (441, 482680), (462, 460740), (490, 434412), (495, 430024), (504, 422345), (539, 394920), (588, 362010), (616, 345555), (630, 337876), (660, 322518), (693, 307160), (735, 289608), (770, 276444), (792, 268765), (840, 253407), (882, 241340), (924, 230370), (980, 217206), (990, 215012), (1078, 197460), (1097, 194040), (1155, 184296), (1176, 181005), (1260, 168938), (1320, 161259), (1386, 153580), (1470, 144804), (1540, 138222), (1617, 131640), (1764, 120670), (1848, 115185), (1960, 108603), (1980, 107506), (2156, 98730), (2194, 97020), (2205, 96536), (2310, 92148), (2520, 84469), (2695, 78984), (2772, 76790), (2940, 72402), (3080, 69111), (3234, 65820), (3291, 64680), (3465, 61432), (3528, 60335), (3960, 53753), (4312, 49365), (4388, 48510), (4410, 48268), (4620, 46074), (4851, 43880), (5390, 39492), (5485, 38808), (5544, 38395), (5880, 36201), (6468, 32910), (6582, 32340), (6930, 30716), (7679, 27720), (8085, 26328), (8776, 24255), (8820, 24134), (9240, 23037), (9702, 21940), (9873, 21560), (10780, 19746), (10970, 19404), (12067, 17640), (12936, 16455), (13164, 16170), (13860, 15358)]