2015239080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{85247}}^1$

素因数の和:85458

約数の個数: 64

約数和(自身を含む): 6076477440

約数和(自身を除く): 4061238360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3940, 4728, 5910, 7880, 11820, 23640, 85247, 170494, 255741, 340988, 426235, 511482, 681976, 852470, 1022964, 1278705, 1704940, 2045928, 2557410, 3409880, 5114820, 10229640, 16793659, 33587318, 50380977, 67174636, 83968295, 100761954, 134349272, 167936590, 201523908, 251904885, 335873180, 403047816, 503809770, 671746360, 1007619540, 2015239080]

約数ペア:

[(1, 2015239080), (2, 1007619540), (3, 671746360), (4, 503809770), (5, 403047816), (6, 335873180), (8, 251904885), (10, 201523908), (12, 167936590), (15, 134349272), (20, 100761954), (24, 83968295), (30, 67174636), (40, 50380977), (60, 33587318), (120, 16793659), (197, 10229640), (394, 5114820), (591, 3409880), (788, 2557410), (985, 2045928), (1182, 1704940), (1576, 1278705), (1970, 1022964), (2364, 852470), (2955, 681976), (3940, 511482), (4728, 426235), (5910, 340988), (7880, 255741), (11820, 170494), (23640, 85247)]