206460972

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1063

約数の個数: 72

約数和(自身を含む): 546829920

約数和(自身を除く): 340368948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 389, 414, 641, 778, 828, 1167, 1282, 1556, 1923, 2334, 2564, 3501, 3846, 4668, 5769, 7002, 7692, 8947, 11538, 14004, 14743, 17894, 23076, 26841, 29486, 35788, 44229, 53682, 58972, 80523, 88458, 107364, 132687, 161046, 176916, 249349, 265374, 322092, 498698, 530748, 748047, 997396, 1496094, 2244141, 2992188, 4488282, 5735027, 8976564, 11470054, 17205081, 22940108, 34410162, 51615243, 68820324, 103230486, 206460972]

約数ペア:

[(1, 206460972), (2, 103230486), (3, 68820324), (4, 51615243), (6, 34410162), (9, 22940108), (12, 17205081), (18, 11470054), (23, 8976564), (36, 5735027), (46, 4488282), (69, 2992188), (92, 2244141), (138, 1496094), (207, 997396), (276, 748047), (389, 530748), (414, 498698), (641, 322092), (778, 265374), (828, 249349), (1167, 176916), (1282, 161046), (1556, 132687), (1923, 107364), (2334, 88458), (2564, 80523), (3501, 58972), (3846, 53682), (4668, 44229), (5769, 35788), (7002, 29486), (7692, 26841), (8947, 23076), (11538, 17894), (14004, 14743)]