1878936640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{13751}}^1$

素因数の和:13836

約数の個数: 112

約数和(自身を含む): 5197595904

約数和(自身を除く): 3318659264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2135, 2240, 2440, 3416, 3904, 4270, 4880, 6832, 8540, 9760, 13664, 13751, 17080, 19520, 27328, 27502, 34160, 55004, 68320, 68755, 96257, 110008, 136640, 137510, 192514, 220016, 275020, 385028, 440032, 481285, 550040, 770056, 838811, 880064, 962570, 1100080, 1540112, 1677622, 1925140, 2200160, 3080224, 3355244, 3850280, 4194055, 4400320, 5871677, 6160448, 6710488, 7700560, 8388110, 11743354, 13420976, 15401120, 16776220, 23486708, 26841952, 29358385, 30802240, 33552440, 46973416, 53683904, 58716770, 67104880, 93946832, 117433540, 134209760, 187893664, 234867080, 268419520, 375787328, 469734160, 939468320, 1878936640]

約数ペア:

[(1, 1878936640), (2, 939468320), (4, 469734160), (5, 375787328), (7, 268419520), (8, 234867080), (10, 187893664), (14, 134209760), (16, 117433540), (20, 93946832), (28, 67104880), (32, 58716770), (35, 53683904), (40, 46973416), (56, 33552440), (61, 30802240), (64, 29358385), (70, 26841952), (80, 23486708), (112, 16776220), (122, 15401120), (140, 13420976), (160, 11743354), (224, 8388110), (244, 7700560), (280, 6710488), (305, 6160448), (320, 5871677), (427, 4400320), (448, 4194055), (488, 3850280), (560, 3355244), (610, 3080224), (854, 2200160), (976, 1925140), (1120, 1677622), (1220, 1540112), (1708, 1100080), (1952, 962570), (2135, 880064), (2240, 838811), (2440, 770056), (3416, 550040), (3904, 481285), (4270, 440032), (4880, 385028), (6832, 275020), (8540, 220016), (9760, 192514), (13664, 137510), (13751, 136640), (17080, 110008), (19520, 96257), (27328, 68755), (27502, 68320), (34160, 55004)]