378501760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 256

約数和(自身を含む): 1141943040

約数和(自身を除く): 763441280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 67, 70, 80, 91, 97, 104, 112, 128, 130, 134, 140, 160, 182, 194, 208, 224, 260, 268, 280, 320, 335, 364, 388, 416, 448, 455, 469, 485, 520, 536, 560, 640, 670, 679, 728, 776, 832, 871, 896, 910, 938, 970, 1040, 1072, 1120, 1261, 1340, 1358, 1456, 1552, 1664, 1742, 1820, 1876, 1940, 2080, 2144, 2240, 2345, 2522, 2680, 2716, 2912, 3104, 3395, 3484, 3640, 3752, 3880, 4160, 4288, 4355, 4480, 4690, 5044, 5360, 5432, 5824, 6097, 6208, 6305, 6499, 6790, 6968, 7280, 7504, 7760, 8320, 8576, 8710, 8827, 9380, 10088, 10720, 10864, 11648, 12194, 12416, 12610, 12998, 13580, 13936, 14560, 15008, 15520, 17420, 17654, 18760, 20176, 21440, 21728, 24388, 25220, 25996, 27160, 27872, 29120, 30016, 30485, 31040, 32495, 34840, 35308, 37520, 40352, 42880, 43456, 44135, 45493, 48776, 50440, 51992, 54320, 55744, 58240, 60032, 60970, 62080, 64990, 69680, 70616, 75040, 80704, 84487, 86912, 88270, 90986, 97552, 100880, 103984, 108640, 111488, 121940, 129980, 139360, 141232, 150080, 161408, 168974, 176540, 181972, 195104, 201760, 207968, 217280, 227465, 243880, 259960, 278720, 282464, 300160, 337948, 353080, 363944, 390208, 403520, 415936, 422435, 434560, 454930, 487760, 519920, 557440, 564928, 591409, 675896, 706160, 727888, 780416, 807040, 831872, 844870, 909860, 975520, 1039840, 1129856, 1182818, 1351792, 1412320, 1455776, 1689740, 1819720, 1951040, 2079680, 2365636, 2703584, 2824640, 2911552, 2957045, 3379480, 3639440, 3902080, 4159360, 4731272, 5407168, 5649280, 5823104, 5914090, 6758960, 7278880, 9462544, 10814336, 11828180, 13517920, 14557760, 18925088, 23656360, 27035840, 29115520, 37850176, 47312720, 54071680, 75700352, 94625440, 189250880, 378501760]

約数ペア:

[(1, 378501760), (2, 189250880), (4, 94625440), (5, 75700352), (7, 54071680), (8, 47312720), (10, 37850176), (13, 29115520), (14, 27035840), (16, 23656360), (20, 18925088), (26, 14557760), (28, 13517920), (32, 11828180), (35, 10814336), (40, 9462544), (52, 7278880), (56, 6758960), (64, 5914090), (65, 5823104), (67, 5649280), (70, 5407168), (80, 4731272), (91, 4159360), (97, 3902080), (104, 3639440), (112, 3379480), (128, 2957045), (130, 2911552), (134, 2824640), (140, 2703584), (160, 2365636), (182, 2079680), (194, 1951040), (208, 1819720), (224, 1689740), (260, 1455776), (268, 1412320), (280, 1351792), (320, 1182818), (335, 1129856), (364, 1039840), (388, 975520), (416, 909860), (448, 844870), (455, 831872), (469, 807040), (485, 780416), (520, 727888), (536, 706160), (560, 675896), (640, 591409), (670, 564928), (679, 557440), (728, 519920), (776, 487760), (832, 454930), (871, 434560), (896, 422435), (910, 415936), (938, 403520), (970, 390208), (1040, 363944), (1072, 353080), (1120, 337948), (1261, 300160), (1340, 282464), (1358, 278720), (1456, 259960), (1552, 243880), (1664, 227465), (1742, 217280), (1820, 207968), (1876, 201760), (1940, 195104), (2080, 181972), (2144, 176540), (2240, 168974), (2345, 161408), (2522, 150080), (2680, 141232), (2716, 139360), (2912, 129980), (3104, 121940), (3395, 111488), (3484, 108640), (3640, 103984), (3752, 100880), (3880, 97552), (4160, 90986), (4288, 88270), (4355, 86912), (4480, 84487), (4690, 80704), (5044, 75040), (5360, 70616), (5432, 69680), (5824, 64990), (6097, 62080), (6208, 60970), (6305, 60032), (6499, 58240), (6790, 55744), (6968, 54320), (7280, 51992), (7504, 50440), (7760, 48776), (8320, 45493), (8576, 44135), (8710, 43456), (8827, 42880), (9380, 40352), (10088, 37520), (10720, 35308), (10864, 34840), (11648, 32495), (12194, 31040), (12416, 30485), (12610, 30016), (12998, 29120), (13580, 27872), (13936, 27160), (14560, 25996), (15008, 25220), (15520, 24388), (17420, 21728), (17654, 21440), (18760, 20176)]