156724823560

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1\times {\mathrm{40507}}^1$

素因数の和:41206

約数の個数: 64

約数和(自身を含む): 355151459520

約数和(自身を除く): 198426635960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 491, 788, 982, 985, 1576, 1964, 1970, 2455, 3928, 3940, 4910, 7880, 9820, 19640, 40507, 81014, 96727, 162028, 193454, 202535, 324056, 386908, 405070, 483635, 773816, 810140, 967270, 1620280, 1934540, 3869080, 7979879, 15959758, 19888937, 31919516, 39777874, 39899395, 63839032, 79555748, 79798790, 99444685, 159111496, 159597580, 198889370, 319195160, 397778740, 795557480, 3918120589, 7836241178, 15672482356, 19590602945, 31344964712, 39181205890, 78362411780, 156724823560]

約数ペア:

[(1, 156724823560), (2, 78362411780), (4, 39181205890), (5, 31344964712), (8, 19590602945), (10, 15672482356), (20, 7836241178), (40, 3918120589), (197, 795557480), (394, 397778740), (491, 319195160), (788, 198889370), (982, 159597580), (985, 159111496), (1576, 99444685), (1964, 79798790), (1970, 79555748), (2455, 63839032), (3928, 39899395), (3940, 39777874), (4910, 31919516), (7880, 19888937), (9820, 15959758), (19640, 7979879), (40507, 3869080), (81014, 1934540), (96727, 1620280), (162028, 967270), (193454, 810140), (202535, 773816), (324056, 483635), (386908, 405070)]