28188160

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:65

約数の個数: 240

約数和(自身を含む): 91431648

約数和(自身を除く): 63243488

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 121, 128, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 242, 256, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 455, 484, 512, 520, 560, 572, 605, 616, 640, 704, 715, 728, 770, 832, 847, 880, 896, 910, 968, 1001, 1040, 1120, 1144, 1210, 1232, 1280, 1408, 1430, 1456, 1540, 1573, 1664, 1694, 1760, 1792, 1820, 1936, 2002, 2080, 2240, 2288, 2420, 2464, 2560, 2816, 2860, 2912, 3080, 3146, 3328, 3388, 3520, 3584, 3640, 3872, 4004, 4160, 4235, 4480, 4576, 4840, 4928, 5005, 5632, 5720, 5824, 6160, 6292, 6656, 6776, 7040, 7280, 7744, 7865, 8008, 8320, 8470, 8960, 9152, 9680, 9856, 10010, 11011, 11440, 11648, 12320, 12584, 13552, 14080, 14560, 15488, 15730, 16016, 16640, 16940, 17920, 18304, 19360, 19712, 20020, 22022, 22880, 23296, 24640, 25168, 27104, 28160, 29120, 30976, 31460, 32032, 33280, 33880, 36608, 38720, 39424, 40040, 44044, 45760, 46592, 49280, 50336, 54208, 55055, 58240, 61952, 62920, 64064, 67760, 73216, 77440, 80080, 88088, 91520, 98560, 100672, 108416, 110110, 116480, 125840, 128128, 135520, 154880, 160160, 176176, 183040, 197120, 201344, 216832, 220220, 232960, 251680, 256256, 271040, 309760, 320320, 352352, 366080, 402688, 433664, 440440, 503360, 512512, 542080, 640640, 704704, 805376, 880880, 1006720, 1084160, 1281280, 1409408, 1761760, 2013440, 2168320, 2562560, 2818816, 3523520, 4026880, 5637632, 7047040, 14094080, 28188160]

約数ペア:

[(1, 28188160), (2, 14094080), (4, 7047040), (5, 5637632), (7, 4026880), (8, 3523520), (10, 2818816), (11, 2562560), (13, 2168320), (14, 2013440), (16, 1761760), (20, 1409408), (22, 1281280), (26, 1084160), (28, 1006720), (32, 880880), (35, 805376), (40, 704704), (44, 640640), (52, 542080), (55, 512512), (56, 503360), (64, 440440), (65, 433664), (70, 402688), (77, 366080), (80, 352352), (88, 320320), (91, 309760), (104, 271040), (110, 256256), (112, 251680), (121, 232960), (128, 220220), (130, 216832), (140, 201344), (143, 197120), (154, 183040), (160, 176176), (176, 160160), (182, 154880), (208, 135520), (220, 128128), (224, 125840), (242, 116480), (256, 110110), (260, 108416), (280, 100672), (286, 98560), (308, 91520), (320, 88088), (352, 80080), (364, 77440), (385, 73216), (416, 67760), (440, 64064), (448, 62920), (455, 61952), (484, 58240), (512, 55055), (520, 54208), (560, 50336), (572, 49280), (605, 46592), (616, 45760), (640, 44044), (704, 40040), (715, 39424), (728, 38720), (770, 36608), (832, 33880), (847, 33280), (880, 32032), (896, 31460), (910, 30976), (968, 29120), (1001, 28160), (1040, 27104), (1120, 25168), (1144, 24640), (1210, 23296), (1232, 22880), (1280, 22022), (1408, 20020), (1430, 19712), (1456, 19360), (1540, 18304), (1573, 17920), (1664, 16940), (1694, 16640), (1760, 16016), (1792, 15730), (1820, 15488), (1936, 14560), (2002, 14080), (2080, 13552), (2240, 12584), (2288, 12320), (2420, 11648), (2464, 11440), (2560, 11011), (2816, 10010), (2860, 9856), (2912, 9680), (3080, 9152), (3146, 8960), (3328, 8470), (3388, 8320), (3520, 8008), (3584, 7865), (3640, 7744), (3872, 7280), (4004, 7040), (4160, 6776), (4235, 6656), (4480, 6292), (4576, 6160), (4840, 5824), (4928, 5720), (5005, 5632)]