820200960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:493

約数の個数: 240

約数和(自身を含む): 2877690816

約数和(自身を除く): 2057489856

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, 64, 72, 80, 90, 96, 97, 120, 128, 144, 160, 180, 192, 194, 240, 256, 288, 291, 320, 360, 367, 384, 388, 480, 485, 512, 576, 582, 640, 720, 734, 768, 776, 873, 960, 970, 1101, 1152, 1164, 1280, 1440, 1455, 1468, 1536, 1552, 1746, 1835, 1920, 1940, 2202, 2304, 2328, 2560, 2880, 2910, 2936, 3104, 3303, 3492, 3670, 3840, 3880, 4365, 4404, 4608, 4656, 5505, 5760, 5820, 5872, 6208, 6606, 6984, 7340, 7680, 7760, 8730, 8808, 9312, 11010, 11520, 11640, 11744, 12416, 13212, 13968, 14680, 15520, 16515, 17460, 17616, 18624, 22020, 23040, 23280, 23488, 24832, 26424, 27936, 29360, 31040, 33030, 34920, 35232, 35599, 37248, 44040, 46560, 46976, 49664, 52848, 55872, 58720, 62080, 66060, 69840, 70464, 71198, 74496, 88080, 93120, 93952, 105696, 106797, 111744, 117440, 124160, 132120, 139680, 140928, 142396, 148992, 176160, 177995, 186240, 187904, 211392, 213594, 223488, 234880, 248320, 264240, 279360, 281856, 284792, 320391, 352320, 355990, 372480, 422784, 427188, 446976, 469760, 528480, 533985, 558720, 563712, 569584, 640782, 704640, 711980, 744960, 845568, 854376, 939520, 1056960, 1067970, 1117440, 1139168, 1281564, 1409280, 1423960, 1601955, 1691136, 1708752, 2113920, 2135940, 2234880, 2278336, 2563128, 2818560, 2847920, 3203910, 3417504, 4227840, 4271880, 4556672, 5126256, 5695840, 6407820, 6835008, 8455680, 8543760, 9113344, 10252512, 11391680, 12815640, 13670016, 17087520, 18226688, 20505024, 22783360, 25631280, 27340032, 34175040, 41010048, 45566720, 51262560, 54680064, 68350080, 82020096, 91133440, 102525120, 136700160, 164040192, 205050240, 273400320, 410100480, 820200960]

約数ペア:

[(1, 820200960), (2, 410100480), (3, 273400320), (4, 205050240), (5, 164040192), (6, 136700160), (8, 102525120), (9, 91133440), (10, 82020096), (12, 68350080), (15, 54680064), (16, 51262560), (18, 45566720), (20, 41010048), (24, 34175040), (30, 27340032), (32, 25631280), (36, 22783360), (40, 20505024), (45, 18226688), (48, 17087520), (60, 13670016), (64, 12815640), (72, 11391680), (80, 10252512), (90, 9113344), (96, 8543760), (97, 8455680), (120, 6835008), (128, 6407820), (144, 5695840), (160, 5126256), (180, 4556672), (192, 4271880), (194, 4227840), (240, 3417504), (256, 3203910), (288, 2847920), (291, 2818560), (320, 2563128), (360, 2278336), (367, 2234880), (384, 2135940), (388, 2113920), (480, 1708752), (485, 1691136), (512, 1601955), (576, 1423960), (582, 1409280), (640, 1281564), (720, 1139168), (734, 1117440), (768, 1067970), (776, 1056960), (873, 939520), (960, 854376), (970, 845568), (1101, 744960), (1152, 711980), (1164, 704640), (1280, 640782), (1440, 569584), (1455, 563712), (1468, 558720), (1536, 533985), (1552, 528480), (1746, 469760), (1835, 446976), (1920, 427188), (1940, 422784), (2202, 372480), (2304, 355990), (2328, 352320), (2560, 320391), (2880, 284792), (2910, 281856), (2936, 279360), (3104, 264240), (3303, 248320), (3492, 234880), (3670, 223488), (3840, 213594), (3880, 211392), (4365, 187904), (4404, 186240), (4608, 177995), (4656, 176160), (5505, 148992), (5760, 142396), (5820, 140928), (5872, 139680), (6208, 132120), (6606, 124160), (6984, 117440), (7340, 111744), (7680, 106797), (7760, 105696), (8730, 93952), (8808, 93120), (9312, 88080), (11010, 74496), (11520, 71198), (11640, 70464), (11744, 69840), (12416, 66060), (13212, 62080), (13968, 58720), (14680, 55872), (15520, 52848), (16515, 49664), (17460, 46976), (17616, 46560), (18624, 44040), (22020, 37248), (23040, 35599), (23280, 35232), (23488, 34920), (24832, 33030), (26424, 31040), (27936, 29360)]