15003960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1400

約数の個数: 64

約数和(自身を含む): 45511200

約数和(自身を除く): 30507240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1289, 1455, 1940, 2328, 2578, 2910, 3867, 3880, 5156, 5820, 6445, 7734, 10312, 11640, 12890, 15468, 19335, 25780, 30936, 38670, 51560, 77340, 125033, 154680, 250066, 375099, 500132, 625165, 750198, 1000264, 1250330, 1500396, 1875495, 2500660, 3000792, 3750990, 5001320, 7501980, 15003960]

約数ペア:

[(1, 15003960), (2, 7501980), (3, 5001320), (4, 3750990), (5, 3000792), (6, 2500660), (8, 1875495), (10, 1500396), (12, 1250330), (15, 1000264), (20, 750198), (24, 625165), (30, 500132), (40, 375099), (60, 250066), (97, 154680), (120, 125033), (194, 77340), (291, 51560), (388, 38670), (485, 30936), (582, 25780), (776, 19335), (970, 15468), (1164, 12890), (1289, 11640), (1455, 10312), (1940, 7734), (2328, 6445), (2578, 5820), (2910, 5156), (3867, 3880)]