1990586880

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:992

約数の個数: 320

約数和(自身を含む): 7306675200

約数和(自身を除く): 5316088320

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, 256, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 512, 540, 558, 576, 620, 640, 720, 744, 768, 837, 864, 929, 930, 960, 992, 1080, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1674, 1728, 1858, 1860, 1920, 1984, 2160, 2232, 2304, 2480, 2560, 2787, 2790, 2880, 2976, 3348, 3456, 3716, 3720, 3840, 3968, 4185, 4320, 4464, 4608, 4645, 4960, 5574, 5580, 5760, 5952, 6696, 6912, 7432, 7440, 7680, 7936, 8361, 8370, 8640, 8928, 9290, 9920, 11148, 11160, 11520, 11904, 13392, 13824, 13935, 14864, 14880, 15872, 16722, 16740, 17280, 17856, 18580, 19840, 22296, 22320, 23040, 23808, 25083, 26784, 27870, 28799, 29728, 29760, 33444, 33480, 34560, 35712, 37160, 39680, 41805, 44592, 44640, 47616, 50166, 53568, 55740, 57598, 59456, 59520, 66888, 66960, 69120, 71424, 74320, 79360, 83610, 86397, 89184, 89280, 100332, 107136, 111480, 115196, 118912, 119040, 125415, 133776, 133920, 142848, 143995, 148640, 167220, 172794, 178368, 178560, 200664, 214272, 222960, 230392, 237824, 238080, 250830, 259191, 267552, 267840, 287990, 297280, 334440, 345588, 356736, 357120, 401328, 428544, 431985, 445920, 460784, 475648, 501660, 518382, 535104, 535680, 575980, 594560, 668880, 691176, 713472, 714240, 777573, 802656, 863970, 891840, 921568, 1003320, 1036764, 1070208, 1071360, 1151960, 1189120, 1295955, 1337760, 1382352, 1426944, 1555146, 1605312, 1727940, 1783680, 1843136, 2006640, 2073528, 2140416, 2142720, 2303920, 2378240, 2591910, 2675520, 2764704, 3110292, 3210624, 3455880, 3567360, 3686272, 3887865, 4013280, 4147056, 4280832, 4607840, 5183820, 5351040, 5529408, 6220584, 6421248, 6911760, 7134720, 7372544, 7775730, 8026560, 8294112, 9215680, 10367640, 10702080, 11058816, 12441168, 12842496, 13823520, 14745088, 15551460, 16053120, 16588224, 18431360, 20735280, 21404160, 22117632, 24882336, 27647040, 31102920, 32106240, 33176448, 36862720, 41470560, 44235264, 49764672, 55294080, 62205840, 64212480, 66352896, 73725440, 82941120, 99529344, 110588160, 124411680, 132705792, 165882240, 199058688, 221176320, 248823360, 331764480, 398117376, 497646720, 663528960, 995293440, 1990586880]

約数ペア:

[(1, 1990586880), (2, 995293440), (3, 663528960), (4, 497646720), (5, 398117376), (6, 331764480), (8, 248823360), (9, 221176320), (10, 199058688), (12, 165882240), (15, 132705792), (16, 124411680), (18, 110588160), (20, 99529344), (24, 82941120), (27, 73725440), (30, 66352896), (31, 64212480), (32, 62205840), (36, 55294080), (40, 49764672), (45, 44235264), (48, 41470560), (54, 36862720), (60, 33176448), (62, 32106240), (64, 31102920), (72, 27647040), (80, 24882336), (90, 22117632), (93, 21404160), (96, 20735280), (108, 18431360), (120, 16588224), (124, 16053120), (128, 15551460), (135, 14745088), (144, 13823520), (155, 12842496), (160, 12441168), (180, 11058816), (186, 10702080), (192, 10367640), (216, 9215680), (240, 8294112), (248, 8026560), (256, 7775730), (270, 7372544), (279, 7134720), (288, 6911760), (310, 6421248), (320, 6220584), (360, 5529408), (372, 5351040), (384, 5183820), (432, 4607840), (465, 4280832), (480, 4147056), (496, 4013280), (512, 3887865), (540, 3686272), (558, 3567360), (576, 3455880), (620, 3210624), (640, 3110292), (720, 2764704), (744, 2675520), (768, 2591910), (837, 2378240), (864, 2303920), (929, 2142720), (930, 2140416), (960, 2073528), (992, 2006640), (1080, 1843136), (1116, 1783680), (1152, 1727940), (1240, 1605312), (1280, 1555146), (1395, 1426944), (1440, 1382352), (1488, 1337760), (1536, 1295955), (1674, 1189120), (1728, 1151960), (1858, 1071360), (1860, 1070208), (1920, 1036764), (1984, 1003320), (2160, 921568), (2232, 891840), (2304, 863970), (2480, 802656), (2560, 777573), (2787, 714240), (2790, 713472), (2880, 691176), (2976, 668880), (3348, 594560), (3456, 575980), (3716, 535680), (3720, 535104), (3840, 518382), (3968, 501660), (4185, 475648), (4320, 460784), (4464, 445920), (4608, 431985), (4645, 428544), (4960, 401328), (5574, 357120), (5580, 356736), (5760, 345588), (5952, 334440), (6696, 297280), (6912, 287990), (7432, 267840), (7440, 267552), (7680, 259191), (7936, 250830), (8361, 238080), (8370, 237824), (8640, 230392), (8928, 222960), (9290, 214272), (9920, 200664), (11148, 178560), (11160, 178368), (11520, 172794), (11904, 167220), (13392, 148640), (13824, 143995), (13935, 142848), (14864, 133920), (14880, 133776), (15872, 125415), (16722, 119040), (16740, 118912), (17280, 115196), (17856, 111480), (18580, 107136), (19840, 100332), (22296, 89280), (22320, 89184), (23040, 86397), (23808, 83610), (25083, 79360), (26784, 74320), (27870, 71424), (28799, 69120), (29728, 66960), (29760, 66888), (33444, 59520), (33480, 59456), (34560, 57598), (35712, 55740), (37160, 53568), (39680, 50166), (41805, 47616), (44592, 44640)]