47031040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 133922880

約数和(自身を除く): 86891840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 181, 203, 224, 232, 256, 280, 290, 320, 362, 406, 448, 464, 560, 580, 640, 724, 812, 896, 905, 928, 1015, 1120, 1160, 1267, 1280, 1448, 1624, 1792, 1810, 1856, 2030, 2240, 2320, 2534, 2896, 3248, 3620, 3712, 4060, 4480, 4640, 5068, 5249, 5792, 6335, 6496, 7240, 7424, 8120, 8960, 9280, 10136, 10498, 11584, 12670, 12992, 14480, 16240, 18560, 20272, 20996, 23168, 25340, 25984, 26245, 28960, 32480, 36743, 37120, 40544, 41992, 46336, 50680, 51968, 52490, 57920, 64960, 73486, 81088, 83984, 101360, 104980, 115840, 129920, 146972, 162176, 167968, 183715, 202720, 209960, 231680, 259840, 293944, 324352, 335936, 367430, 405440, 419920, 587888, 671872, 734860, 810880, 839840, 1175776, 1343744, 1469720, 1621760, 1679680, 2351552, 2939440, 3359360, 4703104, 5878880, 6718720, 9406208, 11757760, 23515520, 47031040]

約数ペア:

[(1, 47031040), (2, 23515520), (4, 11757760), (5, 9406208), (7, 6718720), (8, 5878880), (10, 4703104), (14, 3359360), (16, 2939440), (20, 2351552), (28, 1679680), (29, 1621760), (32, 1469720), (35, 1343744), (40, 1175776), (56, 839840), (58, 810880), (64, 734860), (70, 671872), (80, 587888), (112, 419920), (116, 405440), (128, 367430), (140, 335936), (145, 324352), (160, 293944), (181, 259840), (203, 231680), (224, 209960), (232, 202720), (256, 183715), (280, 167968), (290, 162176), (320, 146972), (362, 129920), (406, 115840), (448, 104980), (464, 101360), (560, 83984), (580, 81088), (640, 73486), (724, 64960), (812, 57920), (896, 52490), (905, 51968), (928, 50680), (1015, 46336), (1120, 41992), (1160, 40544), (1267, 37120), (1280, 36743), (1448, 32480), (1624, 28960), (1792, 26245), (1810, 25984), (1856, 25340), (2030, 23168), (2240, 20996), (2320, 20272), (2534, 18560), (2896, 16240), (3248, 14480), (3620, 12992), (3712, 12670), (4060, 11584), (4480, 10498), (4640, 10136), (5068, 9280), (5249, 8960), (5792, 8120), (6335, 7424), (6496, 7240)]