159703720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 419696640

約数和(自身を除く): 259992920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 43, 44, 46, 55, 86, 88, 92, 110, 115, 172, 184, 215, 220, 230, 253, 344, 367, 430, 440, 460, 473, 506, 734, 860, 920, 946, 989, 1012, 1265, 1468, 1720, 1835, 1892, 1978, 2024, 2365, 2530, 2936, 3670, 3784, 3956, 4037, 4730, 4945, 5060, 7340, 7912, 8074, 8441, 9460, 9890, 10120, 10879, 14680, 15781, 16148, 16882, 18920, 19780, 20185, 21758, 31562, 32296, 33764, 39560, 40370, 42205, 43516, 54395, 63124, 67528, 78905, 80740, 84410, 87032, 92851, 108790, 126248, 157810, 161480, 168820, 173591, 185702, 217580, 315620, 337640, 347182, 362963, 371404, 435160, 464255, 631240, 694364, 725926, 742808, 867955, 928510, 1388728, 1451852, 1735910, 1814815, 1857020, 2903704, 3471820, 3629630, 3714040, 3992593, 6943640, 7259260, 7985186, 14518520, 15970372, 19962965, 31940744, 39925930, 79851860, 159703720]

約数ペア:

[(1, 159703720), (2, 79851860), (4, 39925930), (5, 31940744), (8, 19962965), (10, 15970372), (11, 14518520), (20, 7985186), (22, 7259260), (23, 6943640), (40, 3992593), (43, 3714040), (44, 3629630), (46, 3471820), (55, 2903704), (86, 1857020), (88, 1814815), (92, 1735910), (110, 1451852), (115, 1388728), (172, 928510), (184, 867955), (215, 742808), (220, 725926), (230, 694364), (253, 631240), (344, 464255), (367, 435160), (430, 371404), (440, 362963), (460, 347182), (473, 337640), (506, 315620), (734, 217580), (860, 185702), (920, 173591), (946, 168820), (989, 161480), (1012, 157810), (1265, 126248), (1468, 108790), (1720, 92851), (1835, 87032), (1892, 84410), (1978, 80740), (2024, 78905), (2365, 67528), (2530, 63124), (2936, 54395), (3670, 43516), (3784, 42205), (3956, 40370), (4037, 39560), (4730, 33764), (4945, 32296), (5060, 31562), (7340, 21758), (7912, 20185), (8074, 19780), (8441, 18920), (9460, 16882), (9890, 16148), (10120, 15781), (10879, 14680)]