21473804160

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40087}}^1$

素因数の和:40146

約数の個数: 256

約数和(自身を含む): 78508339200

約数和(自身を除く): 57034535040

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, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4960, 5580, 5760, 5952, 6696, 7440, 8370, 8640, 8928, 9920, 11160, 11904, 13392, 14880, 16740, 17280, 17856, 19840, 22320, 26784, 29760, 33480, 35712, 40087, 44640, 53568, 59520, 66960, 80174, 89280, 107136, 120261, 133920, 160348, 178560, 200435, 240522, 267840, 320696, 360783, 400870, 481044, 535680, 601305, 641392, 721566, 801740, 962088, 1082349, 1202610, 1242697, 1282784, 1443132, 1603480, 1803915, 1924176, 2164698, 2405220, 2485394, 2565568, 2886264, 3206960, 3607830, 3728091, 3848352, 4329396, 4810440, 4970788, 5131136, 5411745, 5772528, 6213485, 6413920, 7215660, 7456182, 7696704, 8658792, 9620880, 9941576, 10823490, 11184273, 11545056, 12426970, 12827840, 14431320, 14912364, 15393408, 17317584, 18640455, 19241760, 19883152, 21646980, 22368546, 23090112, 24853940, 25655680, 28862640, 29824728, 33552819, 34635168, 37280910, 38483520, 39766304, 43293960, 44737092, 46180224, 49707880, 55921365, 57725280, 59649456, 67105638, 69270336, 74561820, 76967040, 79532608, 86587920, 89474184, 99415760, 111842730, 115450560, 119298912, 134211276, 138540672, 149123640, 159065216, 167764095, 173175840, 178948368, 198831520, 223685460, 230901120, 238597824, 268422552, 298247280, 335528190, 346351680, 357896736, 397663040, 447370920, 477195648, 536845104, 596494560, 671056380, 692703360, 715793472, 795326080, 894741840, 1073690208, 1192989120, 1342112760, 1431586944, 1789483680, 2147380416, 2385978240, 2684225520, 3578967360, 4294760832, 5368451040, 7157934720, 10736902080, 21473804160]

約数ペア:

[(1, 21473804160), (2, 10736902080), (3, 7157934720), (4, 5368451040), (5, 4294760832), (6, 3578967360), (8, 2684225520), (9, 2385978240), (10, 2147380416), (12, 1789483680), (15, 1431586944), (16, 1342112760), (18, 1192989120), (20, 1073690208), (24, 894741840), (27, 795326080), (30, 715793472), (31, 692703360), (32, 671056380), (36, 596494560), (40, 536845104), (45, 477195648), (48, 447370920), (54, 397663040), (60, 357896736), (62, 346351680), (64, 335528190), (72, 298247280), (80, 268422552), (90, 238597824), (93, 230901120), (96, 223685460), (108, 198831520), (120, 178948368), (124, 173175840), (128, 167764095), (135, 159065216), (144, 149123640), (155, 138540672), (160, 134211276), (180, 119298912), (186, 115450560), (192, 111842730), (216, 99415760), (240, 89474184), (248, 86587920), (270, 79532608), (279, 76967040), (288, 74561820), (310, 69270336), (320, 67105638), (360, 59649456), (372, 57725280), (384, 55921365), (432, 49707880), (465, 46180224), (480, 44737092), (496, 43293960), (540, 39766304), (558, 38483520), (576, 37280910), (620, 34635168), (640, 33552819), (720, 29824728), (744, 28862640), (837, 25655680), (864, 24853940), (930, 23090112), (960, 22368546), (992, 21646980), (1080, 19883152), (1116, 19241760), (1152, 18640455), (1240, 17317584), (1395, 15393408), (1440, 14912364), (1488, 14431320), (1674, 12827840), (1728, 12426970), (1860, 11545056), (1920, 11184273), (1984, 10823490), (2160, 9941576), (2232, 9620880), (2480, 8658792), (2790, 7696704), (2880, 7456182), (2976, 7215660), (3348, 6413920), (3456, 6213485), (3720, 5772528), (3968, 5411745), (4185, 5131136), (4320, 4970788), (4464, 4810440), (4960, 4329396), (5580, 3848352), (5760, 3728091), (5952, 3607830), (6696, 3206960), (7440, 2886264), (8370, 2565568), (8640, 2485394), (8928, 2405220), (9920, 2164698), (11160, 1924176), (11904, 1803915), (13392, 1603480), (14880, 1443132), (16740, 1282784), (17280, 1242697), (17856, 1202610), (19840, 1082349), (22320, 962088), (26784, 801740), (29760, 721566), (33480, 641392), (35712, 601305), (40087, 535680), (44640, 481044), (53568, 400870), (59520, 360783), (66960, 320696), (80174, 267840), (89280, 240522), (107136, 200435), (120261, 178560), (133920, 160348)]