2810317440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1231

約数の個数: 256

約数和(自身を含む): 10296483840

約数和(自身を除く): 7486166400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 211, 224, 240, 280, 320, 336, 384, 420, 422, 448, 480, 560, 633, 640, 672, 840, 844, 896, 960, 991, 1055, 1120, 1266, 1344, 1477, 1680, 1688, 1920, 1982, 2110, 2240, 2532, 2688, 2954, 2973, 3165, 3360, 3376, 3964, 4220, 4431, 4480, 4955, 5064, 5908, 5946, 6330, 6720, 6752, 6937, 7385, 7928, 8440, 8862, 9910, 10128, 11816, 11892, 12660, 13440, 13504, 13874, 14770, 14865, 15856, 16880, 17724, 19820, 20256, 20811, 22155, 23632, 23784, 25320, 27008, 27748, 29540, 29730, 31712, 33760, 34685, 35448, 39640, 40512, 41622, 44310, 47264, 47568, 50640, 55496, 59080, 59460, 63424, 67520, 69370, 70896, 79280, 81024, 83244, 88620, 94528, 95136, 101280, 104055, 110992, 118160, 118920, 126848, 135040, 138740, 141792, 158560, 166488, 177240, 189056, 190272, 202560, 208110, 209101, 221984, 236320, 237840, 277480, 283584, 317120, 332976, 354480, 380544, 405120, 416220, 418202, 443968, 472640, 475680, 554960, 567168, 627303, 634240, 665952, 708960, 832440, 836404, 887936, 945280, 951360, 1045505, 1109920, 1254606, 1331904, 1417920, 1463707, 1664880, 1672808, 1902720, 2091010, 2219840, 2509212, 2663808, 2835840, 2927414, 3136515, 3329760, 3345616, 4182020, 4391121, 4439680, 5018424, 5854828, 6273030, 6659520, 6691232, 7318535, 8364040, 8782242, 10036848, 11709656, 12546060, 13319040, 13382464, 14637070, 16728080, 17564484, 20073696, 21955605, 23419312, 25092120, 26764928, 29274140, 33456160, 35128968, 40147392, 43911210, 46838624, 50184240, 58548280, 66912320, 70257936, 80294784, 87822420, 93677248, 100368480, 117096560, 133824640, 140515872, 175644840, 187354496, 200736960, 234193120, 281031744, 351289680, 401473920, 468386240, 562063488, 702579360, 936772480, 1405158720, 2810317440]

約数ペア:

[(1, 2810317440), (2, 1405158720), (3, 936772480), (4, 702579360), (5, 562063488), (6, 468386240), (7, 401473920), (8, 351289680), (10, 281031744), (12, 234193120), (14, 200736960), (15, 187354496), (16, 175644840), (20, 140515872), (21, 133824640), (24, 117096560), (28, 100368480), (30, 93677248), (32, 87822420), (35, 80294784), (40, 70257936), (42, 66912320), (48, 58548280), (56, 50184240), (60, 46838624), (64, 43911210), (70, 40147392), (80, 35128968), (84, 33456160), (96, 29274140), (105, 26764928), (112, 25092120), (120, 23419312), (128, 21955605), (140, 20073696), (160, 17564484), (168, 16728080), (192, 14637070), (210, 13382464), (211, 13319040), (224, 12546060), (240, 11709656), (280, 10036848), (320, 8782242), (336, 8364040), (384, 7318535), (420, 6691232), (422, 6659520), (448, 6273030), (480, 5854828), (560, 5018424), (633, 4439680), (640, 4391121), (672, 4182020), (840, 3345616), (844, 3329760), (896, 3136515), (960, 2927414), (991, 2835840), (1055, 2663808), (1120, 2509212), (1266, 2219840), (1344, 2091010), (1477, 1902720), (1680, 1672808), (1688, 1664880), (1920, 1463707), (1982, 1417920), (2110, 1331904), (2240, 1254606), (2532, 1109920), (2688, 1045505), (2954, 951360), (2973, 945280), (3165, 887936), (3360, 836404), (3376, 832440), (3964, 708960), (4220, 665952), (4431, 634240), (4480, 627303), (4955, 567168), (5064, 554960), (5908, 475680), (5946, 472640), (6330, 443968), (6720, 418202), (6752, 416220), (6937, 405120), (7385, 380544), (7928, 354480), (8440, 332976), (8862, 317120), (9910, 283584), (10128, 277480), (11816, 237840), (11892, 236320), (12660, 221984), (13440, 209101), (13504, 208110), (13874, 202560), (14770, 190272), (14865, 189056), (15856, 177240), (16880, 166488), (17724, 158560), (19820, 141792), (20256, 138740), (20811, 135040), (22155, 126848), (23632, 118920), (23784, 118160), (25320, 110992), (27008, 104055), (27748, 101280), (29540, 95136), (29730, 94528), (31712, 88620), (33760, 83244), (34685, 81024), (35448, 79280), (39640, 70896), (40512, 69370), (41622, 67520), (44310, 63424), (47264, 59460), (47568, 59080), (50640, 55496)]