212930240

素因数分解:

$2^6\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1019}}^1$

素因数の和:1689

約数の個数: 56

約数和(自身を含む): 508314960

約数和(自身を除く): 295384720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 653, 1019, 1306, 2038, 2612, 3265, 4076, 5095, 5224, 6530, 8152, 10190, 10448, 13060, 16304, 20380, 20896, 26120, 32608, 40760, 41792, 52240, 65216, 81520, 104480, 163040, 208960, 326080, 665407, 1330814, 2661628, 3327035, 5323256, 6654070, 10646512, 13308140, 21293024, 26616280, 42586048, 53232560, 106465120, 212930240]

約数ペア:

[(1, 212930240), (2, 106465120), (4, 53232560), (5, 42586048), (8, 26616280), (10, 21293024), (16, 13308140), (20, 10646512), (32, 6654070), (40, 5323256), (64, 3327035), (80, 2661628), (160, 1330814), (320, 665407), (653, 326080), (1019, 208960), (1306, 163040), (2038, 104480), (2612, 81520), (3265, 65216), (4076, 52240), (5095, 41792), (5224, 40760), (6530, 32608), (8152, 26120), (10190, 20896), (10448, 20380), (13060, 16304)]