209157480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 288

約数和(自身を含む): 806682240

約数和(自身を除く): 597524760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 71, 72, 84, 90, 98, 105, 120, 126, 140, 142, 147, 167, 168, 180, 196, 210, 213, 245, 252, 280, 284, 294, 315, 334, 355, 360, 392, 420, 426, 441, 490, 497, 501, 504, 568, 588, 630, 639, 668, 710, 735, 835, 840, 852, 882, 980, 994, 1002, 1065, 1169, 1176, 1260, 1278, 1336, 1420, 1470, 1491, 1503, 1670, 1704, 1764, 1960, 1988, 2004, 2130, 2205, 2338, 2485, 2505, 2520, 2556, 2840, 2940, 2982, 3006, 3195, 3340, 3479, 3507, 3528, 3976, 4008, 4260, 4410, 4473, 4676, 4970, 5010, 5112, 5845, 5880, 5964, 6012, 6390, 6680, 6958, 7014, 7455, 7515, 8183, 8520, 8820, 8946, 9352, 9940, 10020, 10437, 10521, 11690, 11857, 11928, 12024, 12780, 13916, 14028, 14910, 15030, 16366, 17395, 17535, 17640, 17892, 19880, 20040, 20874, 21042, 22365, 23380, 23714, 24549, 25560, 27832, 28056, 29820, 30060, 31311, 32732, 34790, 35070, 35571, 35784, 40915, 41748, 42084, 44730, 46760, 47428, 49098, 52185, 52605, 59285, 59640, 60120, 62622, 65464, 69580, 70140, 71142, 73647, 81830, 82999, 83496, 84168, 89460, 94856, 98196, 104370, 105210, 106713, 118570, 122745, 125244, 139160, 140280, 142284, 147294, 156555, 163660, 165998, 177855, 178920, 196392, 208740, 210420, 213426, 237140, 245490, 248997, 250488, 284568, 294588, 313110, 327320, 331996, 355710, 368235, 414995, 417480, 420840, 426852, 474280, 490980, 497994, 533565, 580993, 589176, 626220, 663992, 711420, 736470, 746991, 829990, 853704, 981960, 995988, 1067130, 1161986, 1244985, 1252440, 1422840, 1472940, 1493982, 1659980, 1742979, 1991976, 2134260, 2323972, 2489970, 2904965, 2945880, 2987964, 3319960, 3485958, 3734955, 4268520, 4647944, 4979940, 5228937, 5809930, 5975928, 6971916, 7469910, 8714895, 9959880, 10457874, 11619860, 13943832, 14939820, 17429790, 20915748, 23239720, 26144685, 29879640, 34859580, 41831496, 52289370, 69719160, 104578740, 209157480]

約数ペア:

[(1, 209157480), (2, 104578740), (3, 69719160), (4, 52289370), (5, 41831496), (6, 34859580), (7, 29879640), (8, 26144685), (9, 23239720), (10, 20915748), (12, 17429790), (14, 14939820), (15, 13943832), (18, 11619860), (20, 10457874), (21, 9959880), (24, 8714895), (28, 7469910), (30, 6971916), (35, 5975928), (36, 5809930), (40, 5228937), (42, 4979940), (45, 4647944), (49, 4268520), (56, 3734955), (60, 3485958), (63, 3319960), (70, 2987964), (71, 2945880), (72, 2904965), (84, 2489970), (90, 2323972), (98, 2134260), (105, 1991976), (120, 1742979), (126, 1659980), (140, 1493982), (142, 1472940), (147, 1422840), (167, 1252440), (168, 1244985), (180, 1161986), (196, 1067130), (210, 995988), (213, 981960), (245, 853704), (252, 829990), (280, 746991), (284, 736470), (294, 711420), (315, 663992), (334, 626220), (355, 589176), (360, 580993), (392, 533565), (420, 497994), (426, 490980), (441, 474280), (490, 426852), (497, 420840), (501, 417480), (504, 414995), (568, 368235), (588, 355710), (630, 331996), (639, 327320), (668, 313110), (710, 294588), (735, 284568), (835, 250488), (840, 248997), (852, 245490), (882, 237140), (980, 213426), (994, 210420), (1002, 208740), (1065, 196392), (1169, 178920), (1176, 177855), (1260, 165998), (1278, 163660), (1336, 156555), (1420, 147294), (1470, 142284), (1491, 140280), (1503, 139160), (1670, 125244), (1704, 122745), (1764, 118570), (1960, 106713), (1988, 105210), (2004, 104370), (2130, 98196), (2205, 94856), (2338, 89460), (2485, 84168), (2505, 83496), (2520, 82999), (2556, 81830), (2840, 73647), (2940, 71142), (2982, 70140), (3006, 69580), (3195, 65464), (3340, 62622), (3479, 60120), (3507, 59640), (3528, 59285), (3976, 52605), (4008, 52185), (4260, 49098), (4410, 47428), (4473, 46760), (4676, 44730), (4970, 42084), (5010, 41748), (5112, 40915), (5845, 35784), (5880, 35571), (5964, 35070), (6012, 34790), (6390, 32732), (6680, 31311), (6958, 30060), (7014, 29820), (7455, 28056), (7515, 27832), (8183, 25560), (8520, 24549), (8820, 23714), (8946, 23380), (9352, 22365), (9940, 21042), (10020, 20874), (10437, 20040), (10521, 19880), (11690, 17892), (11857, 17640), (11928, 17535), (12024, 17395), (12780, 16366), (13916, 15030), (14028, 14910)]