77880012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6971}}^1$

素因数の和:7011

約数の個数: 72

約数和(自身を含む): 222546240

約数和(自身を除く): 144666228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2793, 3724, 5586, 6971, 11172, 13942, 20913, 27884, 41826, 48797, 83652, 97594, 132449, 146391, 195188, 264898, 292782, 341579, 397347, 529796, 585564, 683158, 794694, 927143, 1024737, 1366316, 1589388, 1854286, 2049474, 2781429, 3708572, 4098948, 5562858, 6490001, 11125716, 12980002, 19470003, 25960004, 38940006, 77880012]

約数ペア:

[(1, 77880012), (2, 38940006), (3, 25960004), (4, 19470003), (6, 12980002), (7, 11125716), (12, 6490001), (14, 5562858), (19, 4098948), (21, 3708572), (28, 2781429), (38, 2049474), (42, 1854286), (49, 1589388), (57, 1366316), (76, 1024737), (84, 927143), (98, 794694), (114, 683158), (133, 585564), (147, 529796), (196, 397347), (228, 341579), (266, 292782), (294, 264898), (399, 195188), (532, 146391), (588, 132449), (798, 97594), (931, 83652), (1596, 48797), (1862, 41826), (2793, 27884), (3724, 20913), (5586, 13942), (6971, 11172)]