1211311360

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 288

約数和(自身を含む): 3532032000

約数和(自身を除く): 2320720640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 89, 98, 112, 124, 128, 140, 155, 160, 178, 196, 217, 224, 245, 248, 256, 280, 310, 320, 343, 356, 392, 434, 445, 448, 490, 496, 560, 620, 623, 640, 686, 712, 784, 868, 890, 896, 980, 992, 1085, 1120, 1240, 1246, 1280, 1372, 1424, 1519, 1568, 1715, 1736, 1780, 1792, 1960, 1984, 2170, 2240, 2480, 2492, 2744, 2759, 2848, 3038, 3115, 3136, 3430, 3472, 3560, 3920, 3968, 4340, 4361, 4480, 4960, 4984, 5488, 5518, 5696, 6076, 6230, 6272, 6860, 6944, 7120, 7595, 7840, 7936, 8680, 8722, 8960, 9920, 9968, 10633, 10976, 11036, 11392, 12152, 12460, 12544, 13720, 13795, 13888, 14240, 15190, 15680, 17360, 17444, 19313, 19840, 19936, 21266, 21805, 21952, 22072, 22784, 24304, 24920, 27440, 27590, 27776, 28480, 30380, 30527, 31360, 34720, 34888, 38626, 39680, 39872, 42532, 43610, 43904, 44144, 48608, 49840, 53165, 54880, 55180, 55552, 56960, 60760, 61054, 62720, 69440, 69776, 77252, 79744, 85064, 87220, 87808, 88288, 96565, 97216, 99680, 106330, 109760, 110360, 113920, 121520, 122108, 135191, 138880, 139552, 152635, 154504, 159488, 170128, 174440, 176576, 193130, 194432, 199360, 212660, 219520, 220720, 243040, 244216, 270382, 277760, 279104, 305270, 309008, 340256, 348880, 353152, 386260, 388864, 398720, 425320, 439040, 441440, 486080, 488432, 540764, 558208, 610540, 618016, 675955, 680512, 697760, 706304, 772520, 797440, 850640, 882880, 946337, 972160, 976864, 1081528, 1116416, 1221080, 1236032, 1351910, 1361024, 1395520, 1545040, 1701280, 1765760, 1892674, 1944320, 1953728, 2163056, 2442160, 2472064, 2703820, 2722048, 2791040, 3090080, 3402560, 3531520, 3785348, 3907456, 4326112, 4731685, 4884320, 4944128, 5407640, 5582080, 6180160, 6805120, 7570696, 7814912, 8652224, 9463370, 9768640, 10815280, 12360320, 13610240, 15141392, 17304448, 18926740, 19537280, 21630560, 24720640, 30282784, 34608896, 37853480, 39074560, 43261120, 60565568, 75706960, 86522240, 121131136, 151413920, 173044480, 242262272, 302827840, 605655680, 1211311360]

約数ペア:

[(1, 1211311360), (2, 605655680), (4, 302827840), (5, 242262272), (7, 173044480), (8, 151413920), (10, 121131136), (14, 86522240), (16, 75706960), (20, 60565568), (28, 43261120), (31, 39074560), (32, 37853480), (35, 34608896), (40, 30282784), (49, 24720640), (56, 21630560), (62, 19537280), (64, 18926740), (70, 17304448), (80, 15141392), (89, 13610240), (98, 12360320), (112, 10815280), (124, 9768640), (128, 9463370), (140, 8652224), (155, 7814912), (160, 7570696), (178, 6805120), (196, 6180160), (217, 5582080), (224, 5407640), (245, 4944128), (248, 4884320), (256, 4731685), (280, 4326112), (310, 3907456), (320, 3785348), (343, 3531520), (356, 3402560), (392, 3090080), (434, 2791040), (445, 2722048), (448, 2703820), (490, 2472064), (496, 2442160), (560, 2163056), (620, 1953728), (623, 1944320), (640, 1892674), (686, 1765760), (712, 1701280), (784, 1545040), (868, 1395520), (890, 1361024), (896, 1351910), (980, 1236032), (992, 1221080), (1085, 1116416), (1120, 1081528), (1240, 976864), (1246, 972160), (1280, 946337), (1372, 882880), (1424, 850640), (1519, 797440), (1568, 772520), (1715, 706304), (1736, 697760), (1780, 680512), (1792, 675955), (1960, 618016), (1984, 610540), (2170, 558208), (2240, 540764), (2480, 488432), (2492, 486080), (2744, 441440), (2759, 439040), (2848, 425320), (3038, 398720), (3115, 388864), (3136, 386260), (3430, 353152), (3472, 348880), (3560, 340256), (3920, 309008), (3968, 305270), (4340, 279104), (4361, 277760), (4480, 270382), (4960, 244216), (4984, 243040), (5488, 220720), (5518, 219520), (5696, 212660), (6076, 199360), (6230, 194432), (6272, 193130), (6860, 176576), (6944, 174440), (7120, 170128), (7595, 159488), (7840, 154504), (7936, 152635), (8680, 139552), (8722, 138880), (8960, 135191), (9920, 122108), (9968, 121520), (10633, 113920), (10976, 110360), (11036, 109760), (11392, 106330), (12152, 99680), (12460, 97216), (12544, 96565), (13720, 88288), (13795, 87808), (13888, 87220), (14240, 85064), (15190, 79744), (15680, 77252), (17360, 69776), (17444, 69440), (19313, 62720), (19840, 61054), (19936, 60760), (21266, 56960), (21805, 55552), (21952, 55180), (22072, 54880), (22784, 53165), (24304, 49840), (24920, 48608), (27440, 44144), (27590, 43904), (27776, 43610), (28480, 42532), (30380, 39872), (30527, 39680), (31360, 38626), (34720, 34888)]