640535620608

素因数分解:

$2^{10}\times 3^5\times {\mathrm{13}}^1\times {\mathrm{198013}}^1$

素因数の和:198061

約数の個数: 264

約数和(自身を含む): 2065585417168

約数和(自身を除く): 1425049796560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 243, 256, 288, 312, 324, 351, 384, 416, 432, 468, 486, 512, 576, 624, 648, 702, 768, 832, 864, 936, 972, 1024, 1053, 1152, 1248, 1296, 1404, 1536, 1664, 1728, 1872, 1944, 2106, 2304, 2496, 2592, 2808, 3072, 3159, 3328, 3456, 3744, 3888, 4212, 4608, 4992, 5184, 5616, 6318, 6656, 6912, 7488, 7776, 8424, 9216, 9984, 10368, 11232, 12636, 13312, 13824, 14976, 15552, 16848, 19968, 20736, 22464, 25272, 27648, 29952, 31104, 33696, 39936, 41472, 44928, 50544, 59904, 62208, 67392, 82944, 89856, 101088, 119808, 124416, 134784, 179712, 198013, 202176, 248832, 269568, 359424, 396026, 404352, 539136, 594039, 792052, 808704, 1078272, 1188078, 1584104, 1617408, 1782117, 2376156, 2574169, 3168208, 3234816, 3564234, 4752312, 5148338, 5346351, 6336416, 7128468, 7722507, 9504624, 10296676, 10692702, 12672832, 14256936, 15445014, 16039053, 19009248, 20593352, 21385404, 23167521, 25345664, 28513872, 30890028, 32078106, 38018496, 41186704, 42770808, 46335042, 48117159, 50691328, 57027744, 61780056, 64156212, 69502563, 76036992, 82373408, 85541616, 92670084, 96234318, 101382656, 114055488, 123560112, 128312424, 139005126, 152073984, 164746816, 171083232, 185340168, 192468636, 202765312, 208507689, 228110976, 247120224, 256624848, 278010252, 304147968, 329493632, 342166464, 370680336, 384937272, 417015378, 456221952, 494240448, 513249696, 556020504, 608295936, 625523067, 658987264, 684332928, 741360672, 769874544, 834030756, 912443904, 988480896, 1026499392, 1112041008, 1251046134, 1317974528, 1368665856, 1482721344, 1539749088, 1668061512, 1824887808, 1976961792, 2052998784, 2224082016, 2502092268, 2635949056, 2737331712, 2965442688, 3079498176, 3336123024, 3953923584, 4105997568, 4448164032, 5004184536, 5474663424, 5930885376, 6158996352, 6672246048, 7907847168, 8211995136, 8896328064, 10008369072, 11861770752, 12317992704, 13344492096, 16423990272, 17792656128, 20016738144, 23723541504, 24635985408, 26688984192, 35585312256, 40033476288, 49271970816, 53377968384, 71170624512, 80066952576, 106755936768, 160133905152, 213511873536, 320267810304, 640535620608]

約数ペア:

[(1, 640535620608), (2, 320267810304), (3, 213511873536), (4, 160133905152), (6, 106755936768), (8, 80066952576), (9, 71170624512), (12, 53377968384), (13, 49271970816), (16, 40033476288), (18, 35585312256), (24, 26688984192), (26, 24635985408), (27, 23723541504), (32, 20016738144), (36, 17792656128), (39, 16423990272), (48, 13344492096), (52, 12317992704), (54, 11861770752), (64, 10008369072), (72, 8896328064), (78, 8211995136), (81, 7907847168), (96, 6672246048), (104, 6158996352), (108, 5930885376), (117, 5474663424), (128, 5004184536), (144, 4448164032), (156, 4105997568), (162, 3953923584), (192, 3336123024), (208, 3079498176), (216, 2965442688), (234, 2737331712), (243, 2635949056), (256, 2502092268), (288, 2224082016), (312, 2052998784), (324, 1976961792), (351, 1824887808), (384, 1668061512), (416, 1539749088), (432, 1482721344), (468, 1368665856), (486, 1317974528), (512, 1251046134), (576, 1112041008), (624, 1026499392), (648, 988480896), (702, 912443904), (768, 834030756), (832, 769874544), (864, 741360672), (936, 684332928), (972, 658987264), (1024, 625523067), (1053, 608295936), (1152, 556020504), (1248, 513249696), (1296, 494240448), (1404, 456221952), (1536, 417015378), (1664, 384937272), (1728, 370680336), (1872, 342166464), (1944, 329493632), (2106, 304147968), (2304, 278010252), (2496, 256624848), (2592, 247120224), (2808, 228110976), (3072, 208507689), (3159, 202765312), (3328, 192468636), (3456, 185340168), (3744, 171083232), (3888, 164746816), (4212, 152073984), (4608, 139005126), (4992, 128312424), (5184, 123560112), (5616, 114055488), (6318, 101382656), (6656, 96234318), (6912, 92670084), (7488, 85541616), (7776, 82373408), (8424, 76036992), (9216, 69502563), (9984, 64156212), (10368, 61780056), (11232, 57027744), (12636, 50691328), (13312, 48117159), (13824, 46335042), (14976, 42770808), (15552, 41186704), (16848, 38018496), (19968, 32078106), (20736, 30890028), (22464, 28513872), (25272, 25345664), (27648, 23167521), (29952, 21385404), (31104, 20593352), (33696, 19009248), (39936, 16039053), (41472, 15445014), (44928, 14256936), (50544, 12672832), (59904, 10692702), (62208, 10296676), (67392, 9504624), (82944, 7722507), (89856, 7128468), (101088, 6336416), (119808, 5346351), (124416, 5148338), (134784, 4752312), (179712, 3564234), (198013, 3234816), (202176, 3168208), (248832, 2574169), (269568, 2376156), (359424, 1782117), (396026, 1617408), (404352, 1584104), (539136, 1188078), (594039, 1078272), (792052, 808704)]