28980690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 73495296

約数和(自身を除く): 44514606

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 97, 115, 138, 194, 230, 291, 345, 433, 485, 582, 690, 866, 970, 1299, 1455, 2165, 2231, 2598, 2910, 4330, 4462, 6495, 6693, 9959, 11155, 12990, 13386, 19918, 22310, 29877, 33465, 42001, 49795, 59754, 66930, 84002, 99590, 126003, 149385, 210005, 252006, 298770, 420010, 630015, 966023, 1260030, 1932046, 2898069, 4830115, 5796138, 9660230, 14490345, 28980690]

約数ペア:

[(1, 28980690), (2, 14490345), (3, 9660230), (5, 5796138), (6, 4830115), (10, 2898069), (15, 1932046), (23, 1260030), (30, 966023), (46, 630015), (69, 420010), (97, 298770), (115, 252006), (138, 210005), (194, 149385), (230, 126003), (291, 99590), (345, 84002), (433, 66930), (485, 59754), (582, 49795), (690, 42001), (866, 33465), (970, 29877), (1299, 22310), (1455, 19918), (2165, 13386), (2231, 12990), (2598, 11155), (2910, 9959), (4330, 6693), (4462, 6495)]