688893120

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1220

約数の個数: 224

約数和(自身を含む): 2466685440

約数和(自身を除く): 1777792320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 71, 72, 80, 90, 96, 108, 120, 135, 142, 144, 160, 180, 192, 213, 216, 240, 270, 284, 288, 320, 355, 360, 426, 432, 480, 540, 568, 576, 639, 710, 720, 852, 864, 960, 1065, 1080, 1123, 1136, 1278, 1420, 1440, 1704, 1728, 1917, 2130, 2160, 2246, 2272, 2556, 2840, 2880, 3195, 3369, 3408, 3834, 4260, 4320, 4492, 4544, 5112, 5615, 5680, 6390, 6738, 6816, 7668, 8520, 8640, 8984, 9585, 10107, 10224, 11230, 11360, 12780, 13476, 13632, 15336, 16845, 17040, 17968, 19170, 20214, 20448, 22460, 22720, 25560, 26952, 30321, 30672, 33690, 34080, 35936, 38340, 40428, 40896, 44920, 50535, 51120, 53904, 60642, 61344, 67380, 68160, 71872, 76680, 79733, 80856, 89840, 101070, 102240, 107808, 121284, 122688, 134760, 151605, 153360, 159466, 161712, 179680, 202140, 204480, 215616, 239199, 242568, 269520, 303210, 306720, 318932, 323424, 359360, 398665, 404280, 478398, 485136, 539040, 606420, 613440, 637864, 646848, 717597, 797330, 808560, 956796, 970272, 1078080, 1195995, 1212840, 1275728, 1435194, 1594660, 1617120, 1913592, 1940544, 2152791, 2391990, 2425680, 2551456, 2870388, 3189320, 3234240, 3587985, 3827184, 4305582, 4783980, 4851360, 5102912, 5740776, 6378640, 7175970, 7654368, 8611164, 9567960, 9702720, 10763955, 11481552, 12757280, 14351940, 15308736, 17222328, 19135920, 21527910, 22963104, 25514560, 28703880, 34444656, 38271840, 43055820, 45926208, 57407760, 68889312, 76543680, 86111640, 114815520, 137778624, 172223280, 229631040, 344446560, 688893120]

約数ペア:

[(1, 688893120), (2, 344446560), (3, 229631040), (4, 172223280), (5, 137778624), (6, 114815520), (8, 86111640), (9, 76543680), (10, 68889312), (12, 57407760), (15, 45926208), (16, 43055820), (18, 38271840), (20, 34444656), (24, 28703880), (27, 25514560), (30, 22963104), (32, 21527910), (36, 19135920), (40, 17222328), (45, 15308736), (48, 14351940), (54, 12757280), (60, 11481552), (64, 10763955), (71, 9702720), (72, 9567960), (80, 8611164), (90, 7654368), (96, 7175970), (108, 6378640), (120, 5740776), (135, 5102912), (142, 4851360), (144, 4783980), (160, 4305582), (180, 3827184), (192, 3587985), (213, 3234240), (216, 3189320), (240, 2870388), (270, 2551456), (284, 2425680), (288, 2391990), (320, 2152791), (355, 1940544), (360, 1913592), (426, 1617120), (432, 1594660), (480, 1435194), (540, 1275728), (568, 1212840), (576, 1195995), (639, 1078080), (710, 970272), (720, 956796), (852, 808560), (864, 797330), (960, 717597), (1065, 646848), (1080, 637864), (1123, 613440), (1136, 606420), (1278, 539040), (1420, 485136), (1440, 478398), (1704, 404280), (1728, 398665), (1917, 359360), (2130, 323424), (2160, 318932), (2246, 306720), (2272, 303210), (2556, 269520), (2840, 242568), (2880, 239199), (3195, 215616), (3369, 204480), (3408, 202140), (3834, 179680), (4260, 161712), (4320, 159466), (4492, 153360), (4544, 151605), (5112, 134760), (5615, 122688), (5680, 121284), (6390, 107808), (6738, 102240), (6816, 101070), (7668, 89840), (8520, 80856), (8640, 79733), (8984, 76680), (9585, 71872), (10107, 68160), (10224, 67380), (11230, 61344), (11360, 60642), (12780, 53904), (13476, 51120), (13632, 50535), (15336, 44920), (16845, 40896), (17040, 40428), (17968, 38340), (19170, 35936), (20214, 34080), (20448, 33690), (22460, 30672), (22720, 30321), (25560, 26952)]