390690780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{67129}}^1$

素因数の和:67238

約数の個数: 48

約数和(自身を含む): 1105228320

約数和(自身を除く): 714537540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 67129, 134258, 201387, 268516, 335645, 402774, 671290, 805548, 1006935, 1342580, 2013870, 4027740, 6511513, 13023026, 19534539, 26046052, 32557565, 39069078, 65115130, 78138156, 97672695, 130230260, 195345390, 390690780]

約数ペア:

[(1, 390690780), (2, 195345390), (3, 130230260), (4, 97672695), (5, 78138156), (6, 65115130), (10, 39069078), (12, 32557565), (15, 26046052), (20, 19534539), (30, 13023026), (60, 6511513), (97, 4027740), (194, 2013870), (291, 1342580), (388, 1006935), (485, 805548), (582, 671290), (970, 402774), (1164, 335645), (1455, 268516), (1940, 201387), (2910, 134258), (5820, 67129)]