402596820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{16091}}^1$

素因数の和:16245

約数の個数: 72

約数和(自身を含む): 1230072480

約数和(自身を除く): 827475660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 16091, 25020, 32182, 48273, 64364, 80455, 96546, 144819, 160910, 193092, 241365, 289638, 321820, 482730, 579276, 724095, 965460, 1448190, 2236649, 2896380, 4473298, 6709947, 8946596, 11183245, 13419894, 20129841, 22366490, 26839788, 33549735, 40259682, 44732980, 67099470, 80519364, 100649205, 134198940, 201298410, 402596820]

約数ペア:

[(1, 402596820), (2, 201298410), (3, 134198940), (4, 100649205), (5, 80519364), (6, 67099470), (9, 44732980), (10, 40259682), (12, 33549735), (15, 26839788), (18, 22366490), (20, 20129841), (30, 13419894), (36, 11183245), (45, 8946596), (60, 6709947), (90, 4473298), (139, 2896380), (180, 2236649), (278, 1448190), (417, 965460), (556, 724095), (695, 579276), (834, 482730), (1251, 321820), (1390, 289638), (1668, 241365), (2085, 193092), (2502, 160910), (2780, 144819), (4170, 96546), (5004, 80455), (6255, 64364), (8340, 48273), (12510, 32182), (16091, 25020)]