338133080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2693}}^1$

素因数の和:2820

約数の個数: 64

約数和(自身を含む): 789449760

約数和(自身を除く): 451316680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 344, 365, 430, 584, 730, 860, 1460, 1720, 2693, 2920, 3139, 5386, 6278, 10772, 12556, 13465, 15695, 21544, 25112, 26930, 31390, 53860, 62780, 107720, 115799, 125560, 196589, 231598, 393178, 463196, 578995, 786356, 926392, 982945, 1157990, 1572712, 1965890, 2315980, 3931780, 4631960, 7863560, 8453327, 16906654, 33813308, 42266635, 67626616, 84533270, 169066540, 338133080]

約数ペア:

[(1, 338133080), (2, 169066540), (4, 84533270), (5, 67626616), (8, 42266635), (10, 33813308), (20, 16906654), (40, 8453327), (43, 7863560), (73, 4631960), (86, 3931780), (146, 2315980), (172, 1965890), (215, 1572712), (292, 1157990), (344, 982945), (365, 926392), (430, 786356), (584, 578995), (730, 463196), (860, 393178), (1460, 231598), (1720, 196589), (2693, 125560), (2920, 115799), (3139, 107720), (5386, 62780), (6278, 53860), (10772, 31390), (12556, 26930), (13465, 25112), (15695, 21544)]