20970846720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15427}}^1$

素因数の和:15515

約数の個数: 240

約数和(自身を含む): 73863709920

約数和(自身を除く): 52892863200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 64, 72, 80, 90, 96, 118, 120, 128, 144, 160, 177, 180, 192, 236, 240, 256, 288, 295, 320, 354, 360, 384, 472, 480, 512, 531, 576, 590, 640, 708, 720, 768, 885, 944, 960, 1062, 1152, 1180, 1280, 1416, 1440, 1536, 1770, 1888, 1920, 2124, 2304, 2360, 2560, 2655, 2832, 2880, 3540, 3776, 3840, 4248, 4608, 4720, 5310, 5664, 5760, 7080, 7552, 7680, 8496, 9440, 10620, 11328, 11520, 14160, 15104, 15427, 16992, 18880, 21240, 22656, 23040, 28320, 30208, 30854, 33984, 37760, 42480, 45312, 46281, 56640, 61708, 67968, 75520, 77135, 84960, 90624, 92562, 113280, 123416, 135936, 138843, 151040, 154270, 169920, 185124, 226560, 231405, 246832, 271872, 277686, 308540, 339840, 370248, 453120, 462810, 493664, 555372, 617080, 679680, 694215, 740496, 910193, 925620, 987328, 1110744, 1234160, 1359360, 1388430, 1480992, 1820386, 1851240, 1974656, 2221488, 2468320, 2730579, 2776860, 2961984, 3640772, 3702480, 3949312, 4442976, 4550965, 4936640, 5461158, 5553720, 5923968, 7281544, 7404960, 7898624, 8191737, 8885952, 9101930, 9873280, 10922316, 11107440, 11847936, 13652895, 14563088, 14809920, 16383474, 17771904, 18203860, 19746560, 21844632, 22214880, 23695872, 27305790, 29126176, 29619840, 32766948, 35543808, 36407720, 39493120, 40958685, 43689264, 44429760, 54611580, 58252352, 59239680, 65533896, 71087616, 72815440, 81917370, 87378528, 88859520, 109223160, 116504704, 118479360, 131067792, 145630880, 163834740, 174757056, 177719040, 218446320, 233009408, 262135584, 291261760, 327669480, 349514112, 355438080, 436892640, 466018816, 524271168, 582523520, 655338960, 699028224, 873785280, 1048542336, 1165047040, 1310677920, 1398056448, 1747570560, 2097084672, 2330094080, 2621355840, 3495141120, 4194169344, 5242711680, 6990282240, 10485423360, 20970846720]

約数ペア:

[(1, 20970846720), (2, 10485423360), (3, 6990282240), (4, 5242711680), (5, 4194169344), (6, 3495141120), (8, 2621355840), (9, 2330094080), (10, 2097084672), (12, 1747570560), (15, 1398056448), (16, 1310677920), (18, 1165047040), (20, 1048542336), (24, 873785280), (30, 699028224), (32, 655338960), (36, 582523520), (40, 524271168), (45, 466018816), (48, 436892640), (59, 355438080), (60, 349514112), (64, 327669480), (72, 291261760), (80, 262135584), (90, 233009408), (96, 218446320), (118, 177719040), (120, 174757056), (128, 163834740), (144, 145630880), (160, 131067792), (177, 118479360), (180, 116504704), (192, 109223160), (236, 88859520), (240, 87378528), (256, 81917370), (288, 72815440), (295, 71087616), (320, 65533896), (354, 59239680), (360, 58252352), (384, 54611580), (472, 44429760), (480, 43689264), (512, 40958685), (531, 39493120), (576, 36407720), (590, 35543808), (640, 32766948), (708, 29619840), (720, 29126176), (768, 27305790), (885, 23695872), (944, 22214880), (960, 21844632), (1062, 19746560), (1152, 18203860), (1180, 17771904), (1280, 16383474), (1416, 14809920), (1440, 14563088), (1536, 13652895), (1770, 11847936), (1888, 11107440), (1920, 10922316), (2124, 9873280), (2304, 9101930), (2360, 8885952), (2560, 8191737), (2655, 7898624), (2832, 7404960), (2880, 7281544), (3540, 5923968), (3776, 5553720), (3840, 5461158), (4248, 4936640), (4608, 4550965), (4720, 4442976), (5310, 3949312), (5664, 3702480), (5760, 3640772), (7080, 2961984), (7552, 2776860), (7680, 2730579), (8496, 2468320), (9440, 2221488), (10620, 1974656), (11328, 1851240), (11520, 1820386), (14160, 1480992), (15104, 1388430), (15427, 1359360), (16992, 1234160), (18880, 1110744), (21240, 987328), (22656, 925620), (23040, 910193), (28320, 740496), (30208, 694215), (30854, 679680), (33984, 617080), (37760, 555372), (42480, 493664), (45312, 462810), (46281, 453120), (56640, 370248), (61708, 339840), (67968, 308540), (75520, 277686), (77135, 271872), (84960, 246832), (90624, 231405), (92562, 226560), (113280, 185124), (123416, 169920), (135936, 154270), (138843, 151040)]