135128960

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1279

約数の個数: 64

約数和(自身を含む): 324972000

約数和(自身を除く): 189843040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 995, 1061, 1592, 1990, 2122, 3184, 3980, 4244, 5305, 6368, 7960, 8488, 10610, 12736, 15920, 16976, 21220, 25472, 31840, 33952, 42440, 63680, 67904, 84880, 127360, 135808, 169760, 211139, 339520, 422278, 679040, 844556, 1055695, 1689112, 2111390, 3378224, 4222780, 6756448, 8445560, 13512896, 16891120, 27025792, 33782240, 67564480, 135128960]

約数ペア:

[(1, 135128960), (2, 67564480), (4, 33782240), (5, 27025792), (8, 16891120), (10, 13512896), (16, 8445560), (20, 6756448), (32, 4222780), (40, 3378224), (64, 2111390), (80, 1689112), (128, 1055695), (160, 844556), (199, 679040), (320, 422278), (398, 339520), (640, 211139), (796, 169760), (995, 135808), (1061, 127360), (1592, 84880), (1990, 67904), (2122, 63680), (3184, 42440), (3980, 33952), (4244, 31840), (5305, 25472), (6368, 21220), (7960, 16976), (8488, 15920), (10610, 12736)]