1245480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 3810240

約数和(自身を除く): 2564760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 107, 120, 194, 214, 291, 321, 388, 428, 485, 535, 582, 642, 776, 856, 970, 1070, 1164, 1284, 1455, 1605, 1940, 2140, 2328, 2568, 2910, 3210, 3880, 4280, 5820, 6420, 10379, 11640, 12840, 20758, 31137, 41516, 51895, 62274, 83032, 103790, 124548, 155685, 207580, 249096, 311370, 415160, 622740, 1245480]

約数ペア:

[(1, 1245480), (2, 622740), (3, 415160), (4, 311370), (5, 249096), (6, 207580), (8, 155685), (10, 124548), (12, 103790), (15, 83032), (20, 62274), (24, 51895), (30, 41516), (40, 31137), (60, 20758), (97, 12840), (107, 11640), (120, 10379), (194, 6420), (214, 5820), (291, 4280), (321, 3880), (388, 3210), (428, 2910), (485, 2568), (535, 2328), (582, 2140), (642, 1940), (776, 1605), (856, 1455), (970, 1284), (1070, 1164)]