197081640

素因数分解:

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

素因数の和:357

約数の個数: 256

約数和(自身を含む): 760320000

約数和(自身を除く): 563238360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 131, 135, 140, 168, 180, 189, 199, 210, 216, 252, 262, 270, 280, 315, 360, 378, 393, 398, 420, 504, 524, 540, 597, 630, 655, 756, 786, 796, 840, 917, 945, 995, 1048, 1080, 1179, 1194, 1260, 1310, 1393, 1512, 1572, 1592, 1791, 1834, 1890, 1965, 1990, 2358, 2388, 2520, 2620, 2751, 2786, 2985, 3144, 3537, 3582, 3668, 3780, 3930, 3980, 4179, 4585, 4716, 4776, 5240, 5373, 5502, 5572, 5895, 5970, 6965, 7074, 7164, 7336, 7560, 7860, 7960, 8253, 8358, 8955, 9170, 9432, 10746, 11004, 11144, 11790, 11940, 12537, 13755, 13930, 14148, 14328, 15720, 16506, 16716, 17685, 17910, 18340, 20895, 21492, 22008, 23580, 23880, 24759, 25074, 26069, 26865, 27510, 27860, 28296, 33012, 33432, 35370, 35820, 36680, 37611, 41265, 41790, 42984, 47160, 49518, 50148, 52138, 53730, 55020, 55720, 62685, 66024, 70740, 71640, 75222, 78207, 82530, 83580, 99036, 100296, 104276, 107460, 110040, 123795, 125370, 130345, 141480, 150444, 156414, 165060, 167160, 182483, 188055, 198072, 208552, 214920, 234621, 247590, 250740, 260690, 300888, 312828, 330120, 364966, 376110, 391035, 469242, 495180, 501480, 521380, 547449, 625656, 703863, 729932, 752220, 782070, 912415, 938484, 990360, 1042760, 1094898, 1173105, 1407726, 1459864, 1504440, 1564140, 1642347, 1824830, 1876968, 2189796, 2346210, 2737245, 2815452, 3128280, 3284694, 3519315, 3649660, 4379592, 4692420, 4927041, 5474490, 5630904, 6569388, 7038630, 7299320, 8211735, 9384840, 9854082, 10948980, 13138776, 14077260, 16423470, 19708164, 21897960, 24635205, 28154520, 32846940, 39416328, 49270410, 65693880, 98540820, 197081640]

約数ペア:

[(1, 197081640), (2, 98540820), (3, 65693880), (4, 49270410), (5, 39416328), (6, 32846940), (7, 28154520), (8, 24635205), (9, 21897960), (10, 19708164), (12, 16423470), (14, 14077260), (15, 13138776), (18, 10948980), (20, 9854082), (21, 9384840), (24, 8211735), (27, 7299320), (28, 7038630), (30, 6569388), (35, 5630904), (36, 5474490), (40, 4927041), (42, 4692420), (45, 4379592), (54, 3649660), (56, 3519315), (60, 3284694), (63, 3128280), (70, 2815452), (72, 2737245), (84, 2346210), (90, 2189796), (105, 1876968), (108, 1824830), (120, 1642347), (126, 1564140), (131, 1504440), (135, 1459864), (140, 1407726), (168, 1173105), (180, 1094898), (189, 1042760), (199, 990360), (210, 938484), (216, 912415), (252, 782070), (262, 752220), (270, 729932), (280, 703863), (315, 625656), (360, 547449), (378, 521380), (393, 501480), (398, 495180), (420, 469242), (504, 391035), (524, 376110), (540, 364966), (597, 330120), (630, 312828), (655, 300888), (756, 260690), (786, 250740), (796, 247590), (840, 234621), (917, 214920), (945, 208552), (995, 198072), (1048, 188055), (1080, 182483), (1179, 167160), (1194, 165060), (1260, 156414), (1310, 150444), (1393, 141480), (1512, 130345), (1572, 125370), (1592, 123795), (1791, 110040), (1834, 107460), (1890, 104276), (1965, 100296), (1990, 99036), (2358, 83580), (2388, 82530), (2520, 78207), (2620, 75222), (2751, 71640), (2786, 70740), (2985, 66024), (3144, 62685), (3537, 55720), (3582, 55020), (3668, 53730), (3780, 52138), (3930, 50148), (3980, 49518), (4179, 47160), (4585, 42984), (4716, 41790), (4776, 41265), (5240, 37611), (5373, 36680), (5502, 35820), (5572, 35370), (5895, 33432), (5970, 33012), (6965, 28296), (7074, 27860), (7164, 27510), (7336, 26865), (7560, 26069), (7860, 25074), (7960, 24759), (8253, 23880), (8358, 23580), (8955, 22008), (9170, 21492), (9432, 20895), (10746, 18340), (11004, 17910), (11144, 17685), (11790, 16716), (11940, 16506), (12537, 15720), (13755, 14328), (13930, 14148)]