221948160

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:413

約数の個数: 288

約数和(自身を含む): 847687680

約数和(自身を除く): 625739520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 256, 276, 280, 320, 322, 336, 345, 359, 368, 384, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 690, 718, 736, 768, 805, 840, 896, 920, 960, 966, 1077, 1104, 1120, 1280, 1288, 1344, 1380, 1436, 1472, 1610, 1680, 1792, 1795, 1840, 1920, 1932, 2154, 2208, 2240, 2415, 2513, 2576, 2688, 2760, 2872, 2944, 3220, 3360, 3590, 3680, 3840, 3864, 4308, 4416, 4480, 4830, 5026, 5152, 5376, 5385, 5520, 5744, 5888, 6440, 6720, 7180, 7360, 7539, 7728, 8257, 8616, 8832, 8960, 9660, 10052, 10304, 10770, 11040, 11488, 12565, 12880, 13440, 14360, 14720, 15078, 15456, 16514, 17232, 17664, 19320, 20104, 20608, 21540, 22080, 22976, 24771, 25130, 25760, 26880, 28720, 29440, 30156, 30912, 33028, 34464, 37695, 38640, 40208, 41216, 41285, 43080, 44160, 45952, 49542, 50260, 51520, 57440, 57799, 60312, 61824, 66056, 68928, 75390, 77280, 80416, 82570, 86160, 88320, 91904, 99084, 100520, 103040, 114880, 115598, 120624, 123648, 123855, 132112, 137856, 150780, 154560, 160832, 165140, 172320, 173397, 198168, 201040, 206080, 229760, 231196, 241248, 247710, 264224, 275712, 288995, 301560, 309120, 321664, 330280, 344640, 346794, 396336, 402080, 459520, 462392, 482496, 495420, 528448, 577990, 603120, 618240, 643328, 660560, 689280, 693588, 792672, 804160, 866985, 924784, 964992, 990840, 1056896, 1155980, 1206240, 1321120, 1378560, 1387176, 1585344, 1608320, 1733970, 1849568, 1929984, 1981680, 2113792, 2311960, 2412480, 2642240, 2774352, 3170688, 3216640, 3467940, 3699136, 3963360, 4623920, 4824960, 5284480, 5548704, 6341376, 6935880, 7398272, 7926720, 9247840, 9649920, 10568960, 11097408, 13871760, 14796544, 15853440, 18495680, 22194816, 27743520, 31706880, 36991360, 44389632, 55487040, 73982720, 110974080, 221948160]

約数ペア:

[(1, 221948160), (2, 110974080), (3, 73982720), (4, 55487040), (5, 44389632), (6, 36991360), (7, 31706880), (8, 27743520), (10, 22194816), (12, 18495680), (14, 15853440), (15, 14796544), (16, 13871760), (20, 11097408), (21, 10568960), (23, 9649920), (24, 9247840), (28, 7926720), (30, 7398272), (32, 6935880), (35, 6341376), (40, 5548704), (42, 5284480), (46, 4824960), (48, 4623920), (56, 3963360), (60, 3699136), (64, 3467940), (69, 3216640), (70, 3170688), (80, 2774352), (84, 2642240), (92, 2412480), (96, 2311960), (105, 2113792), (112, 1981680), (115, 1929984), (120, 1849568), (128, 1733970), (138, 1608320), (140, 1585344), (160, 1387176), (161, 1378560), (168, 1321120), (184, 1206240), (192, 1155980), (210, 1056896), (224, 990840), (230, 964992), (240, 924784), (256, 866985), (276, 804160), (280, 792672), (320, 693588), (322, 689280), (336, 660560), (345, 643328), (359, 618240), (368, 603120), (384, 577990), (420, 528448), (448, 495420), (460, 482496), (480, 462392), (483, 459520), (552, 402080), (560, 396336), (640, 346794), (644, 344640), (672, 330280), (690, 321664), (718, 309120), (736, 301560), (768, 288995), (805, 275712), (840, 264224), (896, 247710), (920, 241248), (960, 231196), (966, 229760), (1077, 206080), (1104, 201040), (1120, 198168), (1280, 173397), (1288, 172320), (1344, 165140), (1380, 160832), (1436, 154560), (1472, 150780), (1610, 137856), (1680, 132112), (1792, 123855), (1795, 123648), (1840, 120624), (1920, 115598), (1932, 114880), (2154, 103040), (2208, 100520), (2240, 99084), (2415, 91904), (2513, 88320), (2576, 86160), (2688, 82570), (2760, 80416), (2872, 77280), (2944, 75390), (3220, 68928), (3360, 66056), (3590, 61824), (3680, 60312), (3840, 57799), (3864, 57440), (4308, 51520), (4416, 50260), (4480, 49542), (4830, 45952), (5026, 44160), (5152, 43080), (5376, 41285), (5385, 41216), (5520, 40208), (5744, 38640), (5888, 37695), (6440, 34464), (6720, 33028), (7180, 30912), (7360, 30156), (7539, 29440), (7728, 28720), (8257, 26880), (8616, 25760), (8832, 25130), (8960, 24771), (9660, 22976), (10052, 22080), (10304, 21540), (10770, 20608), (11040, 20104), (11488, 19320), (12565, 17664), (12880, 17232), (13440, 16514), (14360, 15456), (14720, 15078)]