181054440

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{887}}^1$

素因数の和:923

約数の個数: 224

約数和(自身を含む): 698820480

約数和(自身を除く): 517766040

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, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 729, 756, 810, 840, 887, 945, 972, 1080, 1134, 1215, 1260, 1458, 1512, 1620, 1701, 1774, 1890, 1944, 2268, 2430, 2520, 2661, 2835, 2916, 3240, 3402, 3548, 3645, 3780, 4435, 4536, 4860, 5103, 5322, 5670, 5832, 6209, 6804, 7096, 7290, 7560, 7983, 8505, 8870, 9720, 10206, 10644, 11340, 12418, 13305, 13608, 14580, 15966, 17010, 17740, 18627, 20412, 21288, 22680, 23949, 24836, 25515, 26610, 29160, 31045, 31932, 34020, 35480, 37254, 39915, 40824, 47898, 49672, 51030, 53220, 55881, 62090, 63864, 68040, 71847, 74508, 79830, 93135, 95796, 102060, 106440, 111762, 119745, 124180, 143694, 149016, 159660, 167643, 186270, 191592, 204120, 215541, 223524, 239490, 248360, 279405, 287388, 319320, 335286, 359235, 372540, 431082, 447048, 478980, 502929, 558810, 574776, 646623, 670572, 718470, 745080, 838215, 862164, 957960, 1005858, 1077705, 1117620, 1293246, 1341144, 1436940, 1508787, 1676430, 1724328, 2011716, 2155410, 2235240, 2514645, 2586492, 2873880, 3017574, 3233115, 3352860, 4023432, 4310820, 4526361, 5029290, 5172984, 6035148, 6466230, 6705720, 7543935, 8621640, 9052722, 10058580, 12070296, 12932460, 15087870, 18105444, 20117160, 22631805, 25864920, 30175740, 36210888, 45263610, 60351480, 90527220, 181054440]

約数ペア:

[(1, 181054440), (2, 90527220), (3, 60351480), (4, 45263610), (5, 36210888), (6, 30175740), (7, 25864920), (8, 22631805), (9, 20117160), (10, 18105444), (12, 15087870), (14, 12932460), (15, 12070296), (18, 10058580), (20, 9052722), (21, 8621640), (24, 7543935), (27, 6705720), (28, 6466230), (30, 6035148), (35, 5172984), (36, 5029290), (40, 4526361), (42, 4310820), (45, 4023432), (54, 3352860), (56, 3233115), (60, 3017574), (63, 2873880), (70, 2586492), (72, 2514645), (81, 2235240), (84, 2155410), (90, 2011716), (105, 1724328), (108, 1676430), (120, 1508787), (126, 1436940), (135, 1341144), (140, 1293246), (162, 1117620), (168, 1077705), (180, 1005858), (189, 957960), (210, 862164), (216, 838215), (243, 745080), (252, 718470), (270, 670572), (280, 646623), (315, 574776), (324, 558810), (360, 502929), (378, 478980), (405, 447048), (420, 431082), (486, 372540), (504, 359235), (540, 335286), (567, 319320), (630, 287388), (648, 279405), (729, 248360), (756, 239490), (810, 223524), (840, 215541), (887, 204120), (945, 191592), (972, 186270), (1080, 167643), (1134, 159660), (1215, 149016), (1260, 143694), (1458, 124180), (1512, 119745), (1620, 111762), (1701, 106440), (1774, 102060), (1890, 95796), (1944, 93135), (2268, 79830), (2430, 74508), (2520, 71847), (2661, 68040), (2835, 63864), (2916, 62090), (3240, 55881), (3402, 53220), (3548, 51030), (3645, 49672), (3780, 47898), (4435, 40824), (4536, 39915), (4860, 37254), (5103, 35480), (5322, 34020), (5670, 31932), (5832, 31045), (6209, 29160), (6804, 26610), (7096, 25515), (7290, 24836), (7560, 23949), (7983, 22680), (8505, 21288), (8870, 20412), (9720, 18627), (10206, 17740), (10644, 17010), (11340, 15966), (12418, 14580), (13305, 13608)]