142856820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41771}}^1$

素因数の和:41805

約数の個数: 72

約数和(自身を含む): 456150240

約数和(自身を除く): 313293420

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, 41771, 83542, 125313, 167084, 208855, 250626, 375939, 417710, 501252, 626565, 751878, 793649, 835420, 1253130, 1503756, 1587298, 1879695, 2380947, 2506260, 3174596, 3759390, 3968245, 4761894, 7142841, 7518780, 7936490, 9523788, 11904735, 14285682, 15872980, 23809470, 28571364, 35714205, 47618940, 71428410, 142856820]

約数ペア:

[(1, 142856820), (2, 71428410), (3, 47618940), (4, 35714205), (5, 28571364), (6, 23809470), (9, 15872980), (10, 14285682), (12, 11904735), (15, 9523788), (18, 7936490), (19, 7518780), (20, 7142841), (30, 4761894), (36, 3968245), (38, 3759390), (45, 3174596), (57, 2506260), (60, 2380947), (76, 1879695), (90, 1587298), (95, 1503756), (114, 1253130), (171, 835420), (180, 793649), (190, 751878), (228, 626565), (285, 501252), (342, 417710), (380, 375939), (570, 250626), (684, 208855), (855, 167084), (1140, 125313), (1710, 83542), (3420, 41771)]