279281520

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 400

約数和(自身を含む): 1140784128

約数和(自身を除く): 861502608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 94, 105, 108, 112, 120, 126, 131, 135, 140, 141, 144, 162, 168, 180, 188, 189, 210, 216, 235, 240, 252, 262, 270, 280, 282, 315, 324, 329, 336, 360, 376, 378, 393, 405, 420, 423, 432, 470, 504, 524, 540, 560, 564, 567, 630, 648, 655, 658, 705, 720, 752, 756, 786, 810, 840, 846, 917, 940, 945, 987, 1008, 1048, 1080, 1128, 1134, 1179, 1260, 1269, 1296, 1310, 1316, 1410, 1512, 1572, 1620, 1645, 1680, 1692, 1834, 1880, 1890, 1965, 1974, 2096, 2115, 2160, 2256, 2268, 2358, 2520, 2538, 2620, 2632, 2751, 2820, 2835, 2961, 3024, 3144, 3240, 3290, 3384, 3537, 3668, 3760, 3780, 3807, 3930, 3948, 4230, 4536, 4585, 4716, 4935, 5040, 5076, 5240, 5264, 5502, 5640, 5670, 5895, 5922, 6157, 6288, 6345, 6480, 6580, 6768, 7074, 7336, 7560, 7614, 7860, 7896, 8253, 8460, 8883, 9072, 9170, 9432, 9870, 10152, 10480, 10611, 11004, 11280, 11340, 11790, 11844, 12314, 12690, 13160, 13755, 14148, 14672, 14805, 15120, 15228, 15720, 15792, 16506, 16920, 17685, 17766, 18340, 18471, 18864, 19035, 19740, 20304, 21222, 22008, 22680, 23580, 23688, 24628, 24759, 25380, 26320, 26649, 27510, 28296, 29610, 30456, 30785, 31440, 33012, 33840, 35370, 35532, 36680, 36942, 38070, 39480, 41265, 42444, 43099, 44016, 44415, 45360, 47160, 47376, 49256, 49518, 50760, 53055, 53298, 55020, 55413, 56592, 59220, 60912, 61570, 66024, 70740, 71064, 73360, 73884, 74277, 76140, 78960, 82530, 84888, 86198, 88830, 92355, 94320, 98512, 99036, 101520, 106110, 106596, 110040, 110826, 118440, 123140, 123795, 129297, 132048, 133245, 141480, 142128, 147768, 148554, 152280, 165060, 166239, 169776, 172396, 177660, 184710, 198072, 212220, 213192, 215495, 220080, 221652, 236880, 246280, 247590, 258594, 266490, 277065, 282960, 295536, 297108, 304560, 330120, 332478, 344792, 355320, 369420, 371385, 387891, 396144, 424440, 426384, 430990, 443304, 492560, 495180, 498717, 517188, 532980, 554130, 594216, 646485, 660240, 664956, 689584, 710640, 738840, 742770, 775782, 831195, 848880, 861980, 886608, 990360, 997434, 1034376, 1065960, 1108260, 1163673, 1188432, 1292970, 1329912, 1477680, 1485540, 1551564, 1662390, 1723960, 1939455, 1980720, 1994868, 2068752, 2131920, 2216520, 2327346, 2493585, 2585940, 2659824, 2971080, 3103128, 3324780, 3447920, 3491019, 3878910, 3989736, 4433040, 4654692, 4987170, 5171880, 5818365, 5942160, 6206256, 6649560, 6982038, 7757820, 7979472, 9309384, 9974340, 10343760, 11636730, 13299120, 13964076, 15515640, 17455095, 18618768, 19948680, 23273460, 27928152, 31031280, 34910190, 39897360, 46546920, 55856304, 69820380, 93093840, 139640760, 279281520]

約数ペア:

[(1, 279281520), (2, 139640760), (3, 93093840), (4, 69820380), (5, 55856304), (6, 46546920), (7, 39897360), (8, 34910190), (9, 31031280), (10, 27928152), (12, 23273460), (14, 19948680), (15, 18618768), (16, 17455095), (18, 15515640), (20, 13964076), (21, 13299120), (24, 11636730), (27, 10343760), (28, 9974340), (30, 9309384), (35, 7979472), (36, 7757820), (40, 6982038), (42, 6649560), (45, 6206256), (47, 5942160), (48, 5818365), (54, 5171880), (56, 4987170), (60, 4654692), (63, 4433040), (70, 3989736), (72, 3878910), (80, 3491019), (81, 3447920), (84, 3324780), (90, 3103128), (94, 2971080), (105, 2659824), (108, 2585940), (112, 2493585), (120, 2327346), (126, 2216520), (131, 2131920), (135, 2068752), (140, 1994868), (141, 1980720), (144, 1939455), (162, 1723960), (168, 1662390), (180, 1551564), (188, 1485540), (189, 1477680), (210, 1329912), (216, 1292970), (235, 1188432), (240, 1163673), (252, 1108260), (262, 1065960), (270, 1034376), (280, 997434), (282, 990360), (315, 886608), (324, 861980), (329, 848880), (336, 831195), (360, 775782), (376, 742770), (378, 738840), (393, 710640), (405, 689584), (420, 664956), (423, 660240), (432, 646485), (470, 594216), (504, 554130), (524, 532980), (540, 517188), (560, 498717), (564, 495180), (567, 492560), (630, 443304), (648, 430990), (655, 426384), (658, 424440), (705, 396144), (720, 387891), (752, 371385), (756, 369420), (786, 355320), (810, 344792), (840, 332478), (846, 330120), (917, 304560), (940, 297108), (945, 295536), (987, 282960), (1008, 277065), (1048, 266490), (1080, 258594), (1128, 247590), (1134, 246280), (1179, 236880), (1260, 221652), (1269, 220080), (1296, 215495), (1310, 213192), (1316, 212220), (1410, 198072), (1512, 184710), (1572, 177660), (1620, 172396), (1645, 169776), (1680, 166239), (1692, 165060), (1834, 152280), (1880, 148554), (1890, 147768), (1965, 142128), (1974, 141480), (2096, 133245), (2115, 132048), (2160, 129297), (2256, 123795), (2268, 123140), (2358, 118440), (2520, 110826), (2538, 110040), (2620, 106596), (2632, 106110), (2751, 101520), (2820, 99036), (2835, 98512), (2961, 94320), (3024, 92355), (3144, 88830), (3240, 86198), (3290, 84888), (3384, 82530), (3537, 78960), (3668, 76140), (3760, 74277), (3780, 73884), (3807, 73360), (3930, 71064), (3948, 70740), (4230, 66024), (4536, 61570), (4585, 60912), (4716, 59220), (4935, 56592), (5040, 55413), (5076, 55020), (5240, 53298), (5264, 53055), (5502, 50760), (5640, 49518), (5670, 49256), (5895, 47376), (5922, 47160), (6157, 45360), (6288, 44415), (6345, 44016), (6480, 43099), (6580, 42444), (6768, 41265), (7074, 39480), (7336, 38070), (7560, 36942), (7614, 36680), (7860, 35532), (7896, 35370), (8253, 33840), (8460, 33012), (8883, 31440), (9072, 30785), (9170, 30456), (9432, 29610), (9870, 28296), (10152, 27510), (10480, 26649), (10611, 26320), (11004, 25380), (11280, 24759), (11340, 24628), (11790, 23688), (11844, 23580), (12314, 22680), (12690, 22008), (13160, 21222), (13755, 20304), (14148, 19740), (14672, 19035), (14805, 18864), (15120, 18471), (15228, 18340), (15720, 17766), (15792, 17685), (16506, 16920)]