87274320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{51949}}^1$

素因数の和:51972

約数の個数: 80

約数和(自身を含む): 309206400

約数和(自身を除く): 221932080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 51949, 103898, 155847, 207796, 259745, 311694, 363643, 415592, 519490, 623388, 727286, 779235, 831184, 1038980, 1090929, 1246776, 1454572, 1558470, 1818215, 2077960, 2181858, 2493552, 2909144, 3116940, 3636430, 4155920, 4363716, 5454645, 5818288, 6233880, 7272860, 8727432, 10909290, 12467760, 14545720, 17454864, 21818580, 29091440, 43637160, 87274320]

約数ペア:

[(1, 87274320), (2, 43637160), (3, 29091440), (4, 21818580), (5, 17454864), (6, 14545720), (7, 12467760), (8, 10909290), (10, 8727432), (12, 7272860), (14, 6233880), (15, 5818288), (16, 5454645), (20, 4363716), (21, 4155920), (24, 3636430), (28, 3116940), (30, 2909144), (35, 2493552), (40, 2181858), (42, 2077960), (48, 1818215), (56, 1558470), (60, 1454572), (70, 1246776), (80, 1090929), (84, 1038980), (105, 831184), (112, 779235), (120, 727286), (140, 623388), (168, 519490), (210, 415592), (240, 363643), (280, 311694), (336, 259745), (420, 207796), (560, 155847), (840, 103898), (1680, 51949)]