238974960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{2903}}^1$

素因数の和:2940

約数の個数: 160

約数和(自身を含む): 864230400

約数和(自身を除く): 625255440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1960, 2058, 2352, 2744, 2903, 2940, 3430, 3920, 4116, 5145, 5488, 5806, 5880, 6860, 8232, 8709, 10290, 11612, 11760, 13720, 14515, 16464, 17418, 20321, 20580, 23224, 27440, 29030, 34836, 40642, 41160, 43545, 46448, 58060, 60963, 69672, 81284, 82320, 87090, 101605, 116120, 121926, 139344, 142247, 162568, 174180, 203210, 232240, 243852, 284494, 304815, 325136, 348360, 406420, 426741, 487704, 568988, 609630, 696720, 711235, 812840, 853482, 975408, 995729, 1137976, 1219260, 1422470, 1625680, 1706964, 1991458, 2133705, 2275952, 2438520, 2844940, 2987187, 3413928, 3982916, 4267410, 4877040, 4978645, 5689880, 5974374, 6827856, 7965832, 8534820, 9957290, 11379760, 11948748, 14935935, 15931664, 17069640, 19914580, 23897496, 29871870, 34139280, 39829160, 47794992, 59743740, 79658320, 119487480, 238974960]

約数ペア:

[(1, 238974960), (2, 119487480), (3, 79658320), (4, 59743740), (5, 47794992), (6, 39829160), (7, 34139280), (8, 29871870), (10, 23897496), (12, 19914580), (14, 17069640), (15, 15931664), (16, 14935935), (20, 11948748), (21, 11379760), (24, 9957290), (28, 8534820), (30, 7965832), (35, 6827856), (40, 5974374), (42, 5689880), (48, 4978645), (49, 4877040), (56, 4267410), (60, 3982916), (70, 3413928), (80, 2987187), (84, 2844940), (98, 2438520), (105, 2275952), (112, 2133705), (120, 1991458), (140, 1706964), (147, 1625680), (168, 1422470), (196, 1219260), (210, 1137976), (240, 995729), (245, 975408), (280, 853482), (294, 812840), (336, 711235), (343, 696720), (392, 609630), (420, 568988), (490, 487704), (560, 426741), (588, 406420), (686, 348360), (735, 325136), (784, 304815), (840, 284494), (980, 243852), (1029, 232240), (1176, 203210), (1372, 174180), (1470, 162568), (1680, 142247), (1715, 139344), (1960, 121926), (2058, 116120), (2352, 101605), (2744, 87090), (2903, 82320), (2940, 81284), (3430, 69672), (3920, 60963), (4116, 58060), (5145, 46448), (5488, 43545), (5806, 41160), (5880, 40642), (6860, 34836), (8232, 29030), (8709, 27440), (10290, 23224), (11612, 20580), (11760, 20321), (13720, 17418), (14515, 16464)]