20717690112

素因数分解:

$2^8\times 3^6\times 7^1\times {\mathrm{15859}}^1$

素因数の和:15900

約数の個数: 252

約数和(自身を含む): 70865398240

約数和(自身を除く): 50147708128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 256, 288, 324, 336, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 729, 756, 768, 864, 896, 972, 1008, 1134, 1152, 1296, 1344, 1458, 1512, 1701, 1728, 1792, 1944, 2016, 2268, 2304, 2592, 2688, 2916, 3024, 3402, 3456, 3888, 4032, 4536, 5103, 5184, 5376, 5832, 6048, 6804, 6912, 7776, 8064, 9072, 10206, 10368, 11664, 12096, 13608, 15552, 15859, 16128, 18144, 20412, 20736, 23328, 24192, 27216, 31104, 31718, 36288, 40824, 46656, 47577, 48384, 54432, 62208, 63436, 72576, 81648, 93312, 95154, 108864, 111013, 126872, 142731, 145152, 163296, 186624, 190308, 217728, 222026, 253744, 285462, 326592, 333039, 380616, 428193, 435456, 444052, 507488, 570924, 653184, 666078, 761232, 856386, 888104, 999117, 1014976, 1141848, 1284579, 1306368, 1332156, 1522464, 1712772, 1776208, 1998234, 2029952, 2283696, 2569158, 2664312, 2997351, 3044928, 3425544, 3552416, 3853737, 3996468, 4059904, 4567392, 5138316, 5328624, 5994702, 6089856, 6851088, 7104832, 7707474, 7992936, 8992053, 9134784, 10276632, 10657248, 11561211, 11989404, 12179712, 13702176, 14209664, 15414948, 15985872, 17984106, 18269568, 20553264, 21314496, 23122422, 23978808, 26976159, 27404352, 28419328, 30829896, 31971744, 35968212, 36539136, 41106528, 42628992, 46244844, 47957616, 53952318, 54808704, 61659792, 63943488, 71936424, 80928477, 82213056, 85257984, 92489688, 95915232, 107904636, 109617408, 123319584, 127886976, 143872848, 161856954, 164426112, 184979376, 191830464, 215809272, 246639168, 255773952, 287745696, 323713908, 328852224, 369958752, 383660928, 431618544, 493278336, 575491392, 647427816, 739917504, 767321856, 863237088, 986556672, 1150982784, 1294855632, 1479835008, 1726474176, 2301965568, 2589711264, 2959670016, 3452948352, 5179422528, 6905896704, 10358845056, 20717690112]

約数ペア:

[(1, 20717690112), (2, 10358845056), (3, 6905896704), (4, 5179422528), (6, 3452948352), (7, 2959670016), (8, 2589711264), (9, 2301965568), (12, 1726474176), (14, 1479835008), (16, 1294855632), (18, 1150982784), (21, 986556672), (24, 863237088), (27, 767321856), (28, 739917504), (32, 647427816), (36, 575491392), (42, 493278336), (48, 431618544), (54, 383660928), (56, 369958752), (63, 328852224), (64, 323713908), (72, 287745696), (81, 255773952), (84, 246639168), (96, 215809272), (108, 191830464), (112, 184979376), (126, 164426112), (128, 161856954), (144, 143872848), (162, 127886976), (168, 123319584), (189, 109617408), (192, 107904636), (216, 95915232), (224, 92489688), (243, 85257984), (252, 82213056), (256, 80928477), (288, 71936424), (324, 63943488), (336, 61659792), (378, 54808704), (384, 53952318), (432, 47957616), (448, 46244844), (486, 42628992), (504, 41106528), (567, 36539136), (576, 35968212), (648, 31971744), (672, 30829896), (729, 28419328), (756, 27404352), (768, 26976159), (864, 23978808), (896, 23122422), (972, 21314496), (1008, 20553264), (1134, 18269568), (1152, 17984106), (1296, 15985872), (1344, 15414948), (1458, 14209664), (1512, 13702176), (1701, 12179712), (1728, 11989404), (1792, 11561211), (1944, 10657248), (2016, 10276632), (2268, 9134784), (2304, 8992053), (2592, 7992936), (2688, 7707474), (2916, 7104832), (3024, 6851088), (3402, 6089856), (3456, 5994702), (3888, 5328624), (4032, 5138316), (4536, 4567392), (5103, 4059904), (5184, 3996468), (5376, 3853737), (5832, 3552416), (6048, 3425544), (6804, 3044928), (6912, 2997351), (7776, 2664312), (8064, 2569158), (9072, 2283696), (10206, 2029952), (10368, 1998234), (11664, 1776208), (12096, 1712772), (13608, 1522464), (15552, 1332156), (15859, 1306368), (16128, 1284579), (18144, 1141848), (20412, 1014976), (20736, 999117), (23328, 888104), (24192, 856386), (27216, 761232), (31104, 666078), (31718, 653184), (36288, 570924), (40824, 507488), (46656, 444052), (47577, 435456), (48384, 428193), (54432, 380616), (62208, 333039), (63436, 326592), (72576, 285462), (81648, 253744), (93312, 222026), (95154, 217728), (108864, 190308), (111013, 186624), (126872, 163296), (142731, 145152)]