1581511680

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{4903}}^1$

素因数の和:4941

約数の個数: 264

約数和(自身を含む): 6264016512

約数和(自身を除く): 4682504832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 4903, 5040, 5120, 5376, 5760, 6720, 7168, 7680, 8064, 8960, 9216, 9806, 10080, 10752, 11520, 13440, 14709, 15360, 16128, 17920, 19612, 20160, 21504, 23040, 24515, 26880, 29418, 32256, 34321, 35840, 39224, 40320, 44127, 46080, 49030, 53760, 58836, 64512, 68642, 73545, 78448, 80640, 88254, 98060, 102963, 107520, 117672, 137284, 147090, 156896, 161280, 171605, 176508, 196120, 205926, 220635, 235344, 274568, 294180, 308889, 313792, 322560, 343210, 353016, 392240, 411852, 441270, 470688, 514815, 549136, 588360, 617778, 627584, 686420, 706032, 784480, 823704, 882540, 941376, 1029630, 1098272, 1176720, 1235556, 1255168, 1372840, 1412064, 1544445, 1568960, 1647408, 1765080, 1882752, 2059260, 2196544, 2353440, 2471112, 2510336, 2745680, 2824128, 3088890, 3137920, 3294816, 3530160, 3765504, 4118520, 4393088, 4706880, 4942224, 5020672, 5491360, 5648256, 6177780, 6275840, 6589632, 7060320, 7531008, 8237040, 8786176, 9413760, 9884448, 10982720, 11296512, 12355560, 12551680, 13179264, 14120640, 15062016, 16474080, 17572352, 18827520, 19768896, 21965440, 22593024, 24711120, 25103360, 26358528, 28241280, 32948160, 35144704, 37655040, 39537792, 43930880, 45186048, 49422240, 52717056, 56482560, 65896320, 75310080, 79075584, 87861760, 98844480, 105434112, 112965120, 131792640, 158151168, 175723520, 197688960, 225930240, 263585280, 316302336, 395377920, 527170560, 790755840, 1581511680]

約数ペア:

[(1, 1581511680), (2, 790755840), (3, 527170560), (4, 395377920), (5, 316302336), (6, 263585280), (7, 225930240), (8, 197688960), (9, 175723520), (10, 158151168), (12, 131792640), (14, 112965120), (15, 105434112), (16, 98844480), (18, 87861760), (20, 79075584), (21, 75310080), (24, 65896320), (28, 56482560), (30, 52717056), (32, 49422240), (35, 45186048), (36, 43930880), (40, 39537792), (42, 37655040), (45, 35144704), (48, 32948160), (56, 28241280), (60, 26358528), (63, 25103360), (64, 24711120), (70, 22593024), (72, 21965440), (80, 19768896), (84, 18827520), (90, 17572352), (96, 16474080), (105, 15062016), (112, 14120640), (120, 13179264), (126, 12551680), (128, 12355560), (140, 11296512), (144, 10982720), (160, 9884448), (168, 9413760), (180, 8786176), (192, 8237040), (210, 7531008), (224, 7060320), (240, 6589632), (252, 6275840), (256, 6177780), (280, 5648256), (288, 5491360), (315, 5020672), (320, 4942224), (336, 4706880), (360, 4393088), (384, 4118520), (420, 3765504), (448, 3530160), (480, 3294816), (504, 3137920), (512, 3088890), (560, 2824128), (576, 2745680), (630, 2510336), (640, 2471112), (672, 2353440), (720, 2196544), (768, 2059260), (840, 1882752), (896, 1765080), (960, 1647408), (1008, 1568960), (1024, 1544445), (1120, 1412064), (1152, 1372840), (1260, 1255168), (1280, 1235556), (1344, 1176720), (1440, 1098272), (1536, 1029630), (1680, 941376), (1792, 882540), (1920, 823704), (2016, 784480), (2240, 706032), (2304, 686420), (2520, 627584), (2560, 617778), (2688, 588360), (2880, 549136), (3072, 514815), (3360, 470688), (3584, 441270), (3840, 411852), (4032, 392240), (4480, 353016), (4608, 343210), (4903, 322560), (5040, 313792), (5120, 308889), (5376, 294180), (5760, 274568), (6720, 235344), (7168, 220635), (7680, 205926), (8064, 196120), (8960, 176508), (9216, 171605), (9806, 161280), (10080, 156896), (10752, 147090), (11520, 137284), (13440, 117672), (14709, 107520), (15360, 102963), (16128, 98060), (17920, 88254), (19612, 80640), (20160, 78448), (21504, 73545), (23040, 68642), (24515, 64512), (26880, 58836), (29418, 53760), (32256, 49030), (34321, 46080), (35840, 44127), (39224, 40320)]