15899580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4649}}^1$

素因数の和:4683

約数の個数: 72

約数和(自身を含む): 50778000

約数和(自身を除く): 34878420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 4649, 9298, 13947, 18596, 23245, 27894, 41841, 46490, 55788, 69735, 83682, 88331, 92980, 139470, 167364, 176662, 209205, 264993, 278940, 353324, 418410, 441655, 529986, 794979, 836820, 883310, 1059972, 1324965, 1589958, 1766620, 2649930, 3179916, 3974895, 5299860, 7949790, 15899580]

約数ペア:

[(1, 15899580), (2, 7949790), (3, 5299860), (4, 3974895), (5, 3179916), (6, 2649930), (9, 1766620), (10, 1589958), (12, 1324965), (15, 1059972), (18, 883310), (19, 836820), (20, 794979), (30, 529986), (36, 441655), (38, 418410), (45, 353324), (57, 278940), (60, 264993), (76, 209205), (90, 176662), (95, 167364), (114, 139470), (171, 92980), (180, 88331), (190, 83682), (228, 69735), (285, 55788), (342, 46490), (380, 41841), (570, 27894), (684, 23245), (855, 18596), (1140, 13947), (1710, 9298), (3420, 4649)]