47816820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1259}}^1$

素因数の和:1485

約数の個数: 72

約数和(自身を含む): 145847520

約数和(自身を除く): 98030700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1259, 1266, 1899, 2110, 2518, 2532, 3165, 3777, 3798, 4220, 5036, 6295, 6330, 7554, 7596, 9495, 11331, 12590, 12660, 15108, 18885, 18990, 22662, 25180, 37770, 37980, 45324, 56655, 75540, 113310, 226620, 265649, 531298, 796947, 1062596, 1328245, 1593894, 2390841, 2656490, 3187788, 3984735, 4781682, 5312980, 7969470, 9563364, 11954205, 15938940, 23908410, 47816820]

約数ペア:

[(1, 47816820), (2, 23908410), (3, 15938940), (4, 11954205), (5, 9563364), (6, 7969470), (9, 5312980), (10, 4781682), (12, 3984735), (15, 3187788), (18, 2656490), (20, 2390841), (30, 1593894), (36, 1328245), (45, 1062596), (60, 796947), (90, 531298), (180, 265649), (211, 226620), (422, 113310), (633, 75540), (844, 56655), (1055, 45324), (1259, 37980), (1266, 37770), (1899, 25180), (2110, 22662), (2518, 18990), (2532, 18885), (3165, 15108), (3777, 12660), (3798, 12590), (4220, 11331), (5036, 9495), (6295, 7596), (6330, 7554)]