157031440

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7297}}^1$

素因数の和:7579

約数の個数: 40

約数和(自身を含む): 366505560

約数和(自身を除く): 209474120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 7297, 10760, 14594, 21520, 29188, 36485, 58376, 72970, 116752, 145940, 291880, 583760, 1962893, 3925786, 7851572, 9814465, 15703144, 19628930, 31406288, 39257860, 78515720, 157031440]

約数ペア:

[(1, 157031440), (2, 78515720), (4, 39257860), (5, 31406288), (8, 19628930), (10, 15703144), (16, 9814465), (20, 7851572), (40, 3925786), (80, 1962893), (269, 583760), (538, 291880), (1076, 145940), (1345, 116752), (2152, 72970), (2690, 58376), (4304, 36485), (5380, 29188), (7297, 21520), (10760, 14594)]