155720160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{108139}}^1$

素因数の和:108160

約数の個数: 72

約数和(自身を含む): 531399960

約数和(自身を除く): 375679800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 108139, 216278, 324417, 432556, 540695, 648834, 865112, 973251, 1081390, 1297668, 1622085, 1730224, 1946502, 2162780, 2595336, 3244170, 3460448, 3893004, 4325560, 4866255, 5190672, 6488340, 7786008, 8651120, 9732510, 10381344, 12976680, 15572016, 17302240, 19465020, 25953360, 31144032, 38930040, 51906720, 77860080, 155720160]

約数ペア:

[(1, 155720160), (2, 77860080), (3, 51906720), (4, 38930040), (5, 31144032), (6, 25953360), (8, 19465020), (9, 17302240), (10, 15572016), (12, 12976680), (15, 10381344), (16, 9732510), (18, 8651120), (20, 7786008), (24, 6488340), (30, 5190672), (32, 4866255), (36, 4325560), (40, 3893004), (45, 3460448), (48, 3244170), (60, 2595336), (72, 2162780), (80, 1946502), (90, 1730224), (96, 1622085), (120, 1297668), (144, 1081390), (160, 973251), (180, 865112), (240, 648834), (288, 540695), (360, 432556), (480, 324417), (720, 216278), (1440, 108139)]