199808640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:432

約数の個数: 256

約数和(自身を含む): 732441600

約数和(自身を除く): 532632960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 373, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 746, 837, 864, 930, 960, 992, 1080, 1116, 1119, 1152, 1240, 1395, 1440, 1488, 1492, 1674, 1728, 1860, 1865, 1920, 1984, 2160, 2232, 2238, 2480, 2790, 2880, 2976, 2984, 3348, 3357, 3456, 3720, 3730, 3968, 4185, 4320, 4464, 4476, 4960, 5580, 5595, 5760, 5952, 5968, 6696, 6714, 7440, 7460, 8370, 8640, 8928, 8952, 9920, 10071, 11160, 11190, 11563, 11904, 11936, 13392, 13428, 14880, 14920, 16740, 16785, 17280, 17856, 17904, 19840, 20142, 22320, 22380, 23126, 23872, 26784, 26856, 29760, 29840, 33480, 33570, 34689, 35712, 35808, 40284, 44640, 44760, 46252, 47744, 50355, 53568, 53712, 57815, 59520, 59680, 66960, 67140, 69378, 71616, 80568, 89280, 89520, 92504, 100710, 104067, 107136, 107424, 115630, 119360, 133920, 134280, 138756, 143232, 161136, 173445, 178560, 179040, 185008, 201420, 208134, 214848, 231260, 238720, 267840, 268560, 277512, 312201, 322272, 346890, 358080, 370016, 402840, 416268, 429696, 462520, 520335, 535680, 537120, 555024, 624402, 644544, 693780, 716160, 740032, 805680, 832536, 925040, 1040670, 1074240, 1110048, 1248804, 1289088, 1387560, 1480064, 1561005, 1611360, 1665072, 1850080, 2081340, 2148480, 2220096, 2497608, 2775120, 3122010, 3222720, 3330144, 3700160, 4162680, 4440192, 4995216, 5550240, 6244020, 6445440, 6660288, 7400320, 8325360, 9990432, 11100480, 12488040, 13320576, 16650720, 19980864, 22200960, 24976080, 33301440, 39961728, 49952160, 66602880, 99904320, 199808640]

約数ペア:

[(1, 199808640), (2, 99904320), (3, 66602880), (4, 49952160), (5, 39961728), (6, 33301440), (8, 24976080), (9, 22200960), (10, 19980864), (12, 16650720), (15, 13320576), (16, 12488040), (18, 11100480), (20, 9990432), (24, 8325360), (27, 7400320), (30, 6660288), (31, 6445440), (32, 6244020), (36, 5550240), (40, 4995216), (45, 4440192), (48, 4162680), (54, 3700160), (60, 3330144), (62, 3222720), (64, 3122010), (72, 2775120), (80, 2497608), (90, 2220096), (93, 2148480), (96, 2081340), (108, 1850080), (120, 1665072), (124, 1611360), (128, 1561005), (135, 1480064), (144, 1387560), (155, 1289088), (160, 1248804), (180, 1110048), (186, 1074240), (192, 1040670), (216, 925040), (240, 832536), (248, 805680), (270, 740032), (279, 716160), (288, 693780), (310, 644544), (320, 624402), (360, 555024), (372, 537120), (373, 535680), (384, 520335), (432, 462520), (465, 429696), (480, 416268), (496, 402840), (540, 370016), (558, 358080), (576, 346890), (620, 322272), (640, 312201), (720, 277512), (744, 268560), (746, 267840), (837, 238720), (864, 231260), (930, 214848), (960, 208134), (992, 201420), (1080, 185008), (1116, 179040), (1119, 178560), (1152, 173445), (1240, 161136), (1395, 143232), (1440, 138756), (1488, 134280), (1492, 133920), (1674, 119360), (1728, 115630), (1860, 107424), (1865, 107136), (1920, 104067), (1984, 100710), (2160, 92504), (2232, 89520), (2238, 89280), (2480, 80568), (2790, 71616), (2880, 69378), (2976, 67140), (2984, 66960), (3348, 59680), (3357, 59520), (3456, 57815), (3720, 53712), (3730, 53568), (3968, 50355), (4185, 47744), (4320, 46252), (4464, 44760), (4476, 44640), (4960, 40284), (5580, 35808), (5595, 35712), (5760, 34689), (5952, 33570), (5968, 33480), (6696, 29840), (6714, 29760), (7440, 26856), (7460, 26784), (8370, 23872), (8640, 23126), (8928, 22380), (8952, 22320), (9920, 20142), (10071, 19840), (11160, 17904), (11190, 17856), (11563, 17280), (11904, 16785), (11936, 16740), (13392, 14920), (13428, 14880)]