20404586880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12697}}^1$

素因数の和:12759

約数の個数: 320

約数和(自身を含む): 75224983680

約数和(自身を除く): 54820396800

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, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 496, 540, 558, 576, 620, 640, 648, 720, 744, 810, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2511, 2592, 2790, 2880, 2976, 3240, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4960, 5022, 5184, 5580, 5760, 5952, 6480, 6696, 7440, 8370, 8640, 8928, 9920, 10044, 10368, 11160, 11904, 12555, 12697, 12960, 13392, 14880, 16740, 17280, 17856, 19840, 20088, 22320, 25110, 25394, 25920, 26784, 29760, 33480, 35712, 38091, 40176, 44640, 50220, 50788, 51840, 53568, 59520, 63485, 66960, 76182, 80352, 89280, 100440, 101576, 107136, 114273, 126970, 133920, 152364, 160704, 178560, 190455, 200880, 203152, 228546, 253940, 267840, 304728, 321408, 342819, 380910, 393607, 401760, 406304, 457092, 507880, 535680, 571365, 609456, 685638, 761820, 787214, 803520, 812608, 914184, 1015760, 1028457, 1142730, 1180821, 1218912, 1371276, 1523640, 1574428, 1607040, 1625216, 1714095, 1828368, 1968035, 2031520, 2056914, 2285460, 2361642, 2437824, 2742552, 3047280, 3148856, 3428190, 3542463, 3656736, 3936070, 4063040, 4113828, 4570920, 4723284, 4875648, 5142285, 5485104, 5904105, 6094560, 6297712, 6856380, 7084926, 7313472, 7872140, 8126080, 8227656, 9141840, 9446568, 10284570, 10627389, 10970208, 11808210, 12189120, 12595424, 13712760, 14169852, 14626944, 15744280, 16455312, 17712315, 18283680, 18893136, 20569140, 21254778, 21940416, 23616420, 24378240, 25190848, 27425520, 28339704, 31488560, 31882167, 32910624, 35424630, 36567360, 37786272, 41138280, 42509556, 43880832, 47232840, 50381696, 53136945, 54851040, 56679408, 62977120, 63764334, 65821248, 70849260, 73134720, 75572544, 82276560, 85019112, 94465680, 106273890, 109702080, 113358816, 125954240, 127528668, 131642496, 141698520, 151145088, 159410835, 164553120, 170038224, 188931360, 212547780, 219404160, 226717632, 251908480, 255057336, 283397040, 318821670, 329106240, 340076448, 377862720, 425095560, 453435264, 510114672, 566794080, 637643340, 658212480, 680152896, 755725440, 850191120, 1020229344, 1133588160, 1275286680, 1360305792, 1700382240, 2040458688, 2267176320, 2550573360, 3400764480, 4080917376, 5101146720, 6801528960, 10202293440, 20404586880]

約数ペア:

[(1, 20404586880), (2, 10202293440), (3, 6801528960), (4, 5101146720), (5, 4080917376), (6, 3400764480), (8, 2550573360), (9, 2267176320), (10, 2040458688), (12, 1700382240), (15, 1360305792), (16, 1275286680), (18, 1133588160), (20, 1020229344), (24, 850191120), (27, 755725440), (30, 680152896), (31, 658212480), (32, 637643340), (36, 566794080), (40, 510114672), (45, 453435264), (48, 425095560), (54, 377862720), (60, 340076448), (62, 329106240), (64, 318821670), (72, 283397040), (80, 255057336), (81, 251908480), (90, 226717632), (93, 219404160), (96, 212547780), (108, 188931360), (120, 170038224), (124, 164553120), (128, 159410835), (135, 151145088), (144, 141698520), (155, 131642496), (160, 127528668), (162, 125954240), (180, 113358816), (186, 109702080), (192, 106273890), (216, 94465680), (240, 85019112), (248, 82276560), (270, 75572544), (279, 73134720), (288, 70849260), (310, 65821248), (320, 63764334), (324, 62977120), (360, 56679408), (372, 54851040), (384, 53136945), (405, 50381696), (432, 47232840), (465, 43880832), (480, 42509556), (496, 41138280), (540, 37786272), (558, 36567360), (576, 35424630), (620, 32910624), (640, 31882167), (648, 31488560), (720, 28339704), (744, 27425520), (810, 25190848), (837, 24378240), (864, 23616420), (930, 21940416), (960, 21254778), (992, 20569140), (1080, 18893136), (1116, 18283680), (1152, 17712315), (1240, 16455312), (1296, 15744280), (1395, 14626944), (1440, 14169852), (1488, 13712760), (1620, 12595424), (1674, 12189120), (1728, 11808210), (1860, 10970208), (1920, 10627389), (1984, 10284570), (2160, 9446568), (2232, 9141840), (2480, 8227656), (2511, 8126080), (2592, 7872140), (2790, 7313472), (2880, 7084926), (2976, 6856380), (3240, 6297712), (3348, 6094560), (3456, 5904105), (3720, 5485104), (3968, 5142285), (4185, 4875648), (4320, 4723284), (4464, 4570920), (4960, 4113828), (5022, 4063040), (5184, 3936070), (5580, 3656736), (5760, 3542463), (5952, 3428190), (6480, 3148856), (6696, 3047280), (7440, 2742552), (8370, 2437824), (8640, 2361642), (8928, 2285460), (9920, 2056914), (10044, 2031520), (10368, 1968035), (11160, 1828368), (11904, 1714095), (12555, 1625216), (12697, 1607040), (12960, 1574428), (13392, 1523640), (14880, 1371276), (16740, 1218912), (17280, 1180821), (17856, 1142730), (19840, 1028457), (20088, 1015760), (22320, 914184), (25110, 812608), (25394, 803520), (25920, 787214), (26784, 761820), (29760, 685638), (33480, 609456), (35712, 571365), (38091, 535680), (40176, 507880), (44640, 457092), (50220, 406304), (50788, 401760), (51840, 393607), (53568, 380910), (59520, 342819), (63485, 321408), (66960, 304728), (76182, 267840), (80352, 253940), (89280, 228546), (100440, 203152), (101576, 200880), (107136, 190455), (114273, 178560), (126970, 160704), (133920, 152364)]