12228720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 44997120

約数和(自身を除く): 32768400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 251, 280, 290, 336, 348, 406, 420, 435, 464, 502, 560, 580, 609, 696, 753, 812, 840, 870, 1004, 1015, 1160, 1218, 1255, 1392, 1506, 1624, 1680, 1740, 1757, 2008, 2030, 2320, 2436, 2510, 3012, 3045, 3248, 3480, 3514, 3765, 4016, 4060, 4872, 5020, 5271, 6024, 6090, 6960, 7028, 7279, 7530, 8120, 8785, 9744, 10040, 10542, 12048, 12180, 14056, 14558, 15060, 16240, 17570, 20080, 21084, 21837, 24360, 26355, 28112, 29116, 30120, 35140, 36395, 42168, 43674, 48720, 50953, 52710, 58232, 60240, 70280, 72790, 84336, 87348, 101906, 105420, 109185, 116464, 140560, 145580, 152859, 174696, 203812, 210840, 218370, 254765, 291160, 305718, 349392, 407624, 421680, 436740, 509530, 582320, 611436, 764295, 815248, 873480, 1019060, 1222872, 1528590, 1746960, 2038120, 2445744, 3057180, 4076240, 6114360, 12228720]

約数ペア:

[(1, 12228720), (2, 6114360), (3, 4076240), (4, 3057180), (5, 2445744), (6, 2038120), (7, 1746960), (8, 1528590), (10, 1222872), (12, 1019060), (14, 873480), (15, 815248), (16, 764295), (20, 611436), (21, 582320), (24, 509530), (28, 436740), (29, 421680), (30, 407624), (35, 349392), (40, 305718), (42, 291160), (48, 254765), (56, 218370), (58, 210840), (60, 203812), (70, 174696), (80, 152859), (84, 145580), (87, 140560), (105, 116464), (112, 109185), (116, 105420), (120, 101906), (140, 87348), (145, 84336), (168, 72790), (174, 70280), (203, 60240), (210, 58232), (232, 52710), (240, 50953), (251, 48720), (280, 43674), (290, 42168), (336, 36395), (348, 35140), (406, 30120), (420, 29116), (435, 28112), (464, 26355), (502, 24360), (560, 21837), (580, 21084), (609, 20080), (696, 17570), (753, 16240), (812, 15060), (840, 14558), (870, 14056), (1004, 12180), (1015, 12048), (1160, 10542), (1218, 10040), (1255, 9744), (1392, 8785), (1506, 8120), (1624, 7530), (1680, 7279), (1740, 7028), (1757, 6960), (2008, 6090), (2030, 6024), (2320, 5271), (2436, 5020), (2510, 4872), (3012, 4060), (3045, 4016), (3248, 3765), (3480, 3514)]