28073880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{77983}}^1$

素因数の和:78000

約数の個数: 48

約数和(自身を含む): 91241280

約数和(自身を除く): 63167400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 77983, 155966, 233949, 311932, 389915, 467898, 623864, 701847, 779830, 935796, 1169745, 1403694, 1559660, 1871592, 2339490, 2807388, 3119320, 3509235, 4678980, 5614776, 7018470, 9357960, 14036940, 28073880]

約数ペア:

[(1, 28073880), (2, 14036940), (3, 9357960), (4, 7018470), (5, 5614776), (6, 4678980), (8, 3509235), (9, 3119320), (10, 2807388), (12, 2339490), (15, 1871592), (18, 1559660), (20, 1403694), (24, 1169745), (30, 935796), (36, 779830), (40, 701847), (45, 623864), (60, 467898), (72, 389915), (90, 311932), (120, 233949), (180, 155966), (360, 77983)]