205455360

素因数分解:

$2^{16}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:70

約数の個数: 272

約数和(自身を含む): 754968960

約数和(自身を除く): 549513600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 110, 114, 120, 128, 132, 152, 160, 165, 176, 190, 192, 209, 220, 228, 240, 256, 264, 285, 304, 320, 330, 352, 380, 384, 418, 440, 456, 480, 512, 528, 570, 608, 627, 640, 660, 704, 760, 768, 836, 880, 912, 960, 1024, 1045, 1056, 1140, 1216, 1254, 1280, 1320, 1408, 1520, 1536, 1672, 1760, 1824, 1920, 2048, 2090, 2112, 2280, 2432, 2508, 2560, 2640, 2816, 3040, 3072, 3135, 3344, 3520, 3648, 3840, 4096, 4180, 4224, 4560, 4864, 5016, 5120, 5280, 5632, 6080, 6144, 6270, 6688, 7040, 7296, 7680, 8192, 8360, 8448, 9120, 9728, 10032, 10240, 10560, 11264, 12160, 12288, 12540, 13376, 14080, 14592, 15360, 16384, 16720, 16896, 18240, 19456, 20064, 20480, 21120, 22528, 24320, 24576, 25080, 26752, 28160, 29184, 30720, 32768, 33440, 33792, 36480, 38912, 40128, 40960, 42240, 45056, 48640, 49152, 50160, 53504, 56320, 58368, 61440, 65536, 66880, 67584, 72960, 77824, 80256, 81920, 84480, 90112, 97280, 98304, 100320, 107008, 112640, 116736, 122880, 133760, 135168, 145920, 155648, 160512, 163840, 168960, 180224, 194560, 196608, 200640, 214016, 225280, 233472, 245760, 267520, 270336, 291840, 311296, 321024, 327680, 337920, 360448, 389120, 401280, 428032, 450560, 466944, 491520, 535040, 540672, 583680, 622592, 642048, 675840, 720896, 778240, 802560, 856064, 901120, 933888, 983040, 1070080, 1081344, 1167360, 1245184, 1284096, 1351680, 1556480, 1605120, 1712128, 1802240, 1867776, 2140160, 2162688, 2334720, 2568192, 2703360, 3112960, 3210240, 3424256, 3604480, 3735552, 4280320, 4669440, 5136384, 5406720, 6225920, 6420480, 6848512, 8560640, 9338880, 10272768, 10813440, 12840960, 13697024, 17121280, 18677760, 20545536, 25681920, 34242560, 41091072, 51363840, 68485120, 102727680, 205455360]

約数ペア:

[(1, 205455360), (2, 102727680), (3, 68485120), (4, 51363840), (5, 41091072), (6, 34242560), (8, 25681920), (10, 20545536), (11, 18677760), (12, 17121280), (15, 13697024), (16, 12840960), (19, 10813440), (20, 10272768), (22, 9338880), (24, 8560640), (30, 6848512), (32, 6420480), (33, 6225920), (38, 5406720), (40, 5136384), (44, 4669440), (48, 4280320), (55, 3735552), (57, 3604480), (60, 3424256), (64, 3210240), (66, 3112960), (76, 2703360), (80, 2568192), (88, 2334720), (95, 2162688), (96, 2140160), (110, 1867776), (114, 1802240), (120, 1712128), (128, 1605120), (132, 1556480), (152, 1351680), (160, 1284096), (165, 1245184), (176, 1167360), (190, 1081344), (192, 1070080), (209, 983040), (220, 933888), (228, 901120), (240, 856064), (256, 802560), (264, 778240), (285, 720896), (304, 675840), (320, 642048), (330, 622592), (352, 583680), (380, 540672), (384, 535040), (418, 491520), (440, 466944), (456, 450560), (480, 428032), (512, 401280), (528, 389120), (570, 360448), (608, 337920), (627, 327680), (640, 321024), (660, 311296), (704, 291840), (760, 270336), (768, 267520), (836, 245760), (880, 233472), (912, 225280), (960, 214016), (1024, 200640), (1045, 196608), (1056, 194560), (1140, 180224), (1216, 168960), (1254, 163840), (1280, 160512), (1320, 155648), (1408, 145920), (1520, 135168), (1536, 133760), (1672, 122880), (1760, 116736), (1824, 112640), (1920, 107008), (2048, 100320), (2090, 98304), (2112, 97280), (2280, 90112), (2432, 84480), (2508, 81920), (2560, 80256), (2640, 77824), (2816, 72960), (3040, 67584), (3072, 66880), (3135, 65536), (3344, 61440), (3520, 58368), (3648, 56320), (3840, 53504), (4096, 50160), (4180, 49152), (4224, 48640), (4560, 45056), (4864, 42240), (5016, 40960), (5120, 40128), (5280, 38912), (5632, 36480), (6080, 33792), (6144, 33440), (6270, 32768), (6688, 30720), (7040, 29184), (7296, 28160), (7680, 26752), (8192, 25080), (8360, 24576), (8448, 24320), (9120, 22528), (9728, 21120), (10032, 20480), (10240, 20064), (10560, 19456), (11264, 18240), (12160, 16896), (12288, 16720), (12540, 16384), (13376, 15360), (14080, 14592)]