209504880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:870

約数の個数: 240

約数和(自身を含む): 786720480

約数和(自身を除く): 577215600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 829, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1658, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2487, 2808, 3120, 3159, 3240, 3316, 3510, 3888, 4145, 4212, 4680, 4860, 4974, 5265, 5616, 6318, 6480, 6632, 7020, 7461, 8290, 8424, 9360, 9720, 9948, 10530, 10777, 12435, 12636, 13264, 14040, 14922, 15795, 16580, 16848, 19440, 19896, 21060, 21554, 22383, 24870, 25272, 28080, 29844, 31590, 32331, 33160, 37305, 39792, 42120, 43108, 44766, 49740, 50544, 53885, 59688, 63180, 64662, 66320, 67149, 74610, 84240, 86216, 89532, 96993, 99480, 107770, 111915, 119376, 126360, 129324, 134298, 149220, 161655, 172432, 179064, 193986, 198960, 201447, 215540, 223830, 252720, 258648, 268596, 290979, 298440, 323310, 335745, 358128, 387972, 402894, 431080, 447660, 484965, 517296, 537192, 581958, 596880, 646620, 671490, 775944, 805788, 862160, 872937, 895320, 969930, 1007235, 1074384, 1163916, 1293240, 1342980, 1454895, 1551888, 1611576, 1745874, 1790640, 1939860, 2014470, 2327832, 2586480, 2618811, 2685960, 2909790, 3223152, 3491748, 3879720, 4028940, 4364685, 4655664, 5237622, 5371920, 5819580, 6983496, 7759440, 8057880, 8729370, 10475244, 11639160, 13094055, 13966992, 16115760, 17458740, 20950488, 23278320, 26188110, 34917480, 41900976, 52376220, 69834960, 104752440, 209504880]

約数ペア:

[(1, 209504880), (2, 104752440), (3, 69834960), (4, 52376220), (5, 41900976), (6, 34917480), (8, 26188110), (9, 23278320), (10, 20950488), (12, 17458740), (13, 16115760), (15, 13966992), (16, 13094055), (18, 11639160), (20, 10475244), (24, 8729370), (26, 8057880), (27, 7759440), (30, 6983496), (36, 5819580), (39, 5371920), (40, 5237622), (45, 4655664), (48, 4364685), (52, 4028940), (54, 3879720), (60, 3491748), (65, 3223152), (72, 2909790), (78, 2685960), (80, 2618811), (81, 2586480), (90, 2327832), (104, 2014470), (108, 1939860), (117, 1790640), (120, 1745874), (130, 1611576), (135, 1551888), (144, 1454895), (156, 1342980), (162, 1293240), (180, 1163916), (195, 1074384), (208, 1007235), (216, 969930), (234, 895320), (240, 872937), (243, 862160), (260, 805788), (270, 775944), (312, 671490), (324, 646620), (351, 596880), (360, 581958), (390, 537192), (405, 517296), (432, 484965), (468, 447660), (486, 431080), (520, 402894), (540, 387972), (585, 358128), (624, 335745), (648, 323310), (702, 298440), (720, 290979), (780, 268596), (810, 258648), (829, 252720), (936, 223830), (972, 215540), (1040, 201447), (1053, 198960), (1080, 193986), (1170, 179064), (1215, 172432), (1296, 161655), (1404, 149220), (1560, 134298), (1620, 129324), (1658, 126360), (1755, 119376), (1872, 111915), (1944, 107770), (2106, 99480), (2160, 96993), (2340, 89532), (2430, 86216), (2487, 84240), (2808, 74610), (3120, 67149), (3159, 66320), (3240, 64662), (3316, 63180), (3510, 59688), (3888, 53885), (4145, 50544), (4212, 49740), (4680, 44766), (4860, 43108), (4974, 42120), (5265, 39792), (5616, 37305), (6318, 33160), (6480, 32331), (6632, 31590), (7020, 29844), (7461, 28080), (8290, 25272), (8424, 24870), (9360, 22383), (9720, 21554), (9948, 21060), (10530, 19896), (10777, 19440), (12435, 16848), (12636, 16580), (13264, 15795), (14040, 14922)]