131387760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:356

約数の個数: 240

約数和(自身を含む): 510681600

約数和(自身を除く): 379293840

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, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 131, 140, 144, 168, 180, 199, 210, 240, 252, 262, 280, 315, 336, 360, 393, 398, 420, 504, 524, 560, 597, 630, 655, 720, 786, 796, 840, 917, 995, 1008, 1048, 1179, 1194, 1260, 1310, 1393, 1572, 1592, 1680, 1791, 1834, 1965, 1990, 2096, 2358, 2388, 2520, 2620, 2751, 2786, 2985, 3144, 3184, 3582, 3668, 3930, 3980, 4179, 4585, 4716, 4776, 5040, 5240, 5502, 5572, 5895, 5970, 6288, 6965, 7164, 7336, 7860, 7960, 8253, 8358, 8955, 9170, 9432, 9552, 10480, 11004, 11144, 11790, 11940, 12537, 13755, 13930, 14328, 14672, 15720, 15920, 16506, 16716, 17910, 18340, 18864, 20895, 22008, 22288, 23580, 23880, 25074, 26069, 27510, 27860, 28656, 31440, 33012, 33432, 35820, 36680, 41265, 41790, 44016, 47160, 47760, 50148, 52138, 55020, 55720, 62685, 66024, 66864, 71640, 73360, 78207, 82530, 83580, 94320, 100296, 104276, 110040, 111440, 125370, 130345, 132048, 143280, 156414, 165060, 167160, 182483, 200592, 208552, 220080, 234621, 250740, 260690, 312828, 330120, 334320, 364966, 391035, 417104, 469242, 501480, 521380, 547449, 625656, 660240, 729932, 782070, 912415, 938484, 1002960, 1042760, 1094898, 1173105, 1251312, 1459864, 1564140, 1642347, 1824830, 1876968, 2085520, 2189796, 2346210, 2737245, 2919728, 3128280, 3284694, 3649660, 3753936, 4379592, 4692420, 5474490, 6256560, 6569388, 7299320, 8211735, 8759184, 9384840, 10948980, 13138776, 14598640, 16423470, 18769680, 21897960, 26277552, 32846940, 43795920, 65693880, 131387760]

約数ペア:

[(1, 131387760), (2, 65693880), (3, 43795920), (4, 32846940), (5, 26277552), (6, 21897960), (7, 18769680), (8, 16423470), (9, 14598640), (10, 13138776), (12, 10948980), (14, 9384840), (15, 8759184), (16, 8211735), (18, 7299320), (20, 6569388), (21, 6256560), (24, 5474490), (28, 4692420), (30, 4379592), (35, 3753936), (36, 3649660), (40, 3284694), (42, 3128280), (45, 2919728), (48, 2737245), (56, 2346210), (60, 2189796), (63, 2085520), (70, 1876968), (72, 1824830), (80, 1642347), (84, 1564140), (90, 1459864), (105, 1251312), (112, 1173105), (120, 1094898), (126, 1042760), (131, 1002960), (140, 938484), (144, 912415), (168, 782070), (180, 729932), (199, 660240), (210, 625656), (240, 547449), (252, 521380), (262, 501480), (280, 469242), (315, 417104), (336, 391035), (360, 364966), (393, 334320), (398, 330120), (420, 312828), (504, 260690), (524, 250740), (560, 234621), (597, 220080), (630, 208552), (655, 200592), (720, 182483), (786, 167160), (796, 165060), (840, 156414), (917, 143280), (995, 132048), (1008, 130345), (1048, 125370), (1179, 111440), (1194, 110040), (1260, 104276), (1310, 100296), (1393, 94320), (1572, 83580), (1592, 82530), (1680, 78207), (1791, 73360), (1834, 71640), (1965, 66864), (1990, 66024), (2096, 62685), (2358, 55720), (2388, 55020), (2520, 52138), (2620, 50148), (2751, 47760), (2786, 47160), (2985, 44016), (3144, 41790), (3184, 41265), (3582, 36680), (3668, 35820), (3930, 33432), (3980, 33012), (4179, 31440), (4585, 28656), (4716, 27860), (4776, 27510), (5040, 26069), (5240, 25074), (5502, 23880), (5572, 23580), (5895, 22288), (5970, 22008), (6288, 20895), (6965, 18864), (7164, 18340), (7336, 17910), (7860, 16716), (7960, 16506), (8253, 15920), (8358, 15720), (8955, 14672), (9170, 14328), (9432, 13930), (9552, 13755), (10480, 12537), (11004, 11940), (11144, 11790)]