191220120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{449}}^1$

素因数の和:499

約数の個数: 288

約数和(自身を含む): 770796000

約数和(自身を除く): 579575880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 449, 455, 468, 504, 507, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 898, 910, 936, 1014, 1092, 1170, 1183, 1260, 1347, 1352, 1365, 1521, 1560, 1638, 1690, 1796, 1820, 2028, 2184, 2245, 2340, 2366, 2520, 2535, 2694, 2730, 3042, 3143, 3276, 3380, 3549, 3592, 3640, 4041, 4056, 4095, 4490, 4680, 4732, 5070, 5388, 5460, 5837, 5915, 6084, 6286, 6552, 6735, 6760, 7098, 7605, 8082, 8190, 8980, 9429, 9464, 10140, 10647, 10776, 10920, 11674, 11830, 12168, 12572, 13470, 14196, 15210, 15715, 16164, 16380, 17511, 17745, 17960, 18858, 20205, 20280, 21294, 23348, 23660, 25144, 26940, 28287, 28392, 29185, 30420, 31430, 32328, 32760, 35022, 35490, 37716, 40410, 40859, 42588, 46696, 47145, 47320, 52533, 53235, 53880, 56574, 58370, 60840, 62860, 70044, 70980, 75432, 75881, 80820, 81718, 85176, 87555, 94290, 105066, 106470, 113148, 116740, 122577, 125720, 140088, 141435, 141960, 151762, 161640, 163436, 175110, 188580, 204295, 210132, 212940, 226296, 227643, 233480, 245154, 262665, 282870, 303524, 326872, 350220, 367731, 377160, 379405, 408590, 420264, 425880, 455286, 490308, 525330, 531167, 565740, 607048, 612885, 682929, 700440, 735462, 758810, 817180, 910572, 980616, 1050660, 1062334, 1131480, 1138215, 1225770, 1365858, 1470924, 1517620, 1593501, 1634360, 1821144, 1838655, 2101320, 2124668, 2276430, 2451540, 2655835, 2731716, 2941848, 3035240, 3187002, 3414645, 3677310, 4249336, 4552860, 4780503, 4903080, 5311670, 5463432, 6374004, 6829290, 7354620, 7967505, 9105720, 9561006, 10623340, 12748008, 13658580, 14709240, 15935010, 19122012, 21246680, 23902515, 27317160, 31870020, 38244024, 47805030, 63740040, 95610060, 191220120]

約数ペア:

[(1, 191220120), (2, 95610060), (3, 63740040), (4, 47805030), (5, 38244024), (6, 31870020), (7, 27317160), (8, 23902515), (9, 21246680), (10, 19122012), (12, 15935010), (13, 14709240), (14, 13658580), (15, 12748008), (18, 10623340), (20, 9561006), (21, 9105720), (24, 7967505), (26, 7354620), (28, 6829290), (30, 6374004), (35, 5463432), (36, 5311670), (39, 4903080), (40, 4780503), (42, 4552860), (45, 4249336), (52, 3677310), (56, 3414645), (60, 3187002), (63, 3035240), (65, 2941848), (70, 2731716), (72, 2655835), (78, 2451540), (84, 2276430), (90, 2124668), (91, 2101320), (104, 1838655), (105, 1821144), (117, 1634360), (120, 1593501), (126, 1517620), (130, 1470924), (140, 1365858), (156, 1225770), (168, 1138215), (169, 1131480), (180, 1062334), (182, 1050660), (195, 980616), (210, 910572), (234, 817180), (252, 758810), (260, 735462), (273, 700440), (280, 682929), (312, 612885), (315, 607048), (338, 565740), (360, 531167), (364, 525330), (390, 490308), (420, 455286), (449, 425880), (455, 420264), (468, 408590), (504, 379405), (507, 377160), (520, 367731), (546, 350220), (585, 326872), (630, 303524), (676, 282870), (728, 262665), (780, 245154), (819, 233480), (840, 227643), (845, 226296), (898, 212940), (910, 210132), (936, 204295), (1014, 188580), (1092, 175110), (1170, 163436), (1183, 161640), (1260, 151762), (1347, 141960), (1352, 141435), (1365, 140088), (1521, 125720), (1560, 122577), (1638, 116740), (1690, 113148), (1796, 106470), (1820, 105066), (2028, 94290), (2184, 87555), (2245, 85176), (2340, 81718), (2366, 80820), (2520, 75881), (2535, 75432), (2694, 70980), (2730, 70044), (3042, 62860), (3143, 60840), (3276, 58370), (3380, 56574), (3549, 53880), (3592, 53235), (3640, 52533), (4041, 47320), (4056, 47145), (4095, 46696), (4490, 42588), (4680, 40859), (4732, 40410), (5070, 37716), (5388, 35490), (5460, 35022), (5837, 32760), (5915, 32328), (6084, 31430), (6286, 30420), (6552, 29185), (6735, 28392), (6760, 28287), (7098, 26940), (7605, 25144), (8082, 23660), (8190, 23348), (8980, 21294), (9429, 20280), (9464, 20205), (10140, 18858), (10647, 17960), (10776, 17745), (10920, 17511), (11674, 16380), (11830, 16164), (12168, 15715), (12572, 15210), (13470, 14196)]