128282040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15493}}^1$

素因数の和:15533

約数の個数: 96

約数和(自身を含む): 435071520

約数和(自身を除く): 306789480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 15493, 30986, 46479, 61972, 77465, 92958, 123944, 139437, 154930, 185916, 232395, 278874, 309860, 356339, 371832, 464790, 557748, 619720, 697185, 712678, 929580, 1069017, 1115496, 1394370, 1425356, 1781695, 1859160, 2138034, 2788740, 2850712, 3207051, 3563390, 4276068, 5345085, 5577480, 6414102, 7126780, 8552136, 10690170, 12828204, 14253560, 16035255, 21380340, 25656408, 32070510, 42760680, 64141020, 128282040]

約数ペア:

[(1, 128282040), (2, 64141020), (3, 42760680), (4, 32070510), (5, 25656408), (6, 21380340), (8, 16035255), (9, 14253560), (10, 12828204), (12, 10690170), (15, 8552136), (18, 7126780), (20, 6414102), (23, 5577480), (24, 5345085), (30, 4276068), (36, 3563390), (40, 3207051), (45, 2850712), (46, 2788740), (60, 2138034), (69, 1859160), (72, 1781695), (90, 1425356), (92, 1394370), (115, 1115496), (120, 1069017), (138, 929580), (180, 712678), (184, 697185), (207, 619720), (230, 557748), (276, 464790), (345, 371832), (360, 356339), (414, 309860), (460, 278874), (552, 232395), (690, 185916), (828, 154930), (920, 139437), (1035, 123944), (1380, 92958), (1656, 77465), (2070, 61972), (2760, 46479), (4140, 30986), (8280, 15493)]