204280320

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 160

約数和(自身を含む): 664475328

約数和(自身を除く): 460195008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 384, 397, 402, 480, 512, 536, 640, 670, 768, 794, 804, 960, 1005, 1072, 1191, 1280, 1340, 1536, 1588, 1608, 1920, 1985, 2010, 2144, 2382, 2560, 2680, 3176, 3216, 3840, 3970, 4020, 4288, 4764, 5360, 5955, 6352, 6432, 7680, 7940, 8040, 8576, 9528, 10720, 11910, 12704, 12864, 15880, 16080, 17152, 19056, 21440, 23820, 25408, 25728, 26599, 31760, 32160, 34304, 38112, 42880, 47640, 50816, 51456, 53198, 63520, 64320, 76224, 79797, 85760, 95280, 101632, 102912, 106396, 127040, 128640, 132995, 152448, 159594, 171520, 190560, 203264, 212792, 254080, 257280, 265990, 304896, 319188, 381120, 398985, 425584, 508160, 514560, 531980, 609792, 638376, 762240, 797970, 851168, 1016320, 1063960, 1276752, 1524480, 1595940, 1702336, 2127920, 2553504, 3048960, 3191880, 3404672, 4255840, 5107008, 6383760, 6809344, 8511680, 10214016, 12767520, 13618688, 17023360, 20428032, 25535040, 34046720, 40856064, 51070080, 68093440, 102140160, 204280320]

約数ペア:

[(1, 204280320), (2, 102140160), (3, 68093440), (4, 51070080), (5, 40856064), (6, 34046720), (8, 25535040), (10, 20428032), (12, 17023360), (15, 13618688), (16, 12767520), (20, 10214016), (24, 8511680), (30, 6809344), (32, 6383760), (40, 5107008), (48, 4255840), (60, 3404672), (64, 3191880), (67, 3048960), (80, 2553504), (96, 2127920), (120, 1702336), (128, 1595940), (134, 1524480), (160, 1276752), (192, 1063960), (201, 1016320), (240, 851168), (256, 797970), (268, 762240), (320, 638376), (335, 609792), (384, 531980), (397, 514560), (402, 508160), (480, 425584), (512, 398985), (536, 381120), (640, 319188), (670, 304896), (768, 265990), (794, 257280), (804, 254080), (960, 212792), (1005, 203264), (1072, 190560), (1191, 171520), (1280, 159594), (1340, 152448), (1536, 132995), (1588, 128640), (1608, 127040), (1920, 106396), (1985, 102912), (2010, 101632), (2144, 95280), (2382, 85760), (2560, 79797), (2680, 76224), (3176, 64320), (3216, 63520), (3840, 53198), (3970, 51456), (4020, 50816), (4288, 47640), (4764, 42880), (5360, 38112), (5955, 34304), (6352, 32160), (6432, 31760), (7680, 26599), (7940, 25728), (8040, 25408), (8576, 23820), (9528, 21440), (10720, 19056), (11910, 17152), (12704, 16080), (12864, 15880)]