20078238999

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:246

約数の個数: 256

約数和(自身を含む): 38397542400

約数和(自身を除く): 18319303401

約数列:

[1, 3, 7, 13, 19, 21, 23, 31, 39, 57, 61, 69, 89, 91, 93, 133, 161, 183, 217, 247, 267, 273, 299, 399, 403, 427, 437, 483, 589, 623, 651, 713, 741, 793, 897, 1157, 1159, 1209, 1281, 1311, 1403, 1691, 1729, 1767, 1869, 1891, 2047, 2093, 2139, 2379, 2759, 2821, 3059, 3471, 3477, 4123, 4209, 4991, 5073, 5187, 5429, 5551, 5673, 5681, 6141, 6279, 7657, 8099, 8113, 8277, 8463, 9177, 9269, 9821, 11837, 12369, 13237, 13547, 14329, 14973, 15067, 16287, 16653, 17043, 18239, 19313, 21983, 22971, 24297, 24339, 24583, 26611, 26657, 27807, 29463, 35511, 35867, 35929, 38003, 38893, 39711, 39767, 40641, 42987, 43493, 45201, 52421, 53599, 54717, 57939, 63457, 64883, 65949, 70577, 73749, 79833, 79971, 94829, 103151, 105469, 107601, 107787, 114009, 116679, 119301, 124867, 127673, 130479, 153881, 157263, 160797, 168299, 172081, 176111, 186277, 186599, 190371, 194649, 211731, 251069, 251503, 272251, 284487, 304451, 309453, 316407, 346541, 366947, 374601, 383019, 444199, 461643, 467077, 494039, 504897, 505609, 516243, 528333, 558831, 559797, 565409, 681473, 722057, 753207, 754509, 816753, 824941, 826367, 874069, 913353, 1039623, 1100841, 1178093, 1205683, 1232777, 1332597, 1340963, 1401231, 1482117, 1516827, 1623271, 1696227, 2044419, 2166171, 2187887, 2372473, 2425787, 2474823, 2479101, 2622207, 3197681, 3269539, 3534279, 3539263, 3617049, 3698331, 3870877, 3957863, 4022889, 4770311, 4869813, 5774587, 5784569, 6563661, 7117419, 7277361, 8439781, 9386741, 9593043, 9808617, 10617789, 10742771, 11362897, 11612631, 11873589, 14310933, 15315209, 15673879, 16607311, 17323761, 17353707, 22383767, 25319343, 27096139, 28160223, 30842149, 32228313, 34088691, 41569853, 45945627, 47021637, 49821933, 50321401, 67151301, 73546663, 75199397, 81288417, 92526447, 109717153, 124709559, 150964203, 215895043, 220639989, 225598191, 290988971, 329151459, 352249807, 514826641, 647685129, 872966913, 956106619, 1056749421, 1544479923, 2868319857, 6692746333, 20078238999]

約数ペア:

[(1, 20078238999), (3, 6692746333), (7, 2868319857), (13, 1544479923), (19, 1056749421), (21, 956106619), (23, 872966913), (31, 647685129), (39, 514826641), (57, 352249807), (61, 329151459), (69, 290988971), (89, 225598191), (91, 220639989), (93, 215895043), (133, 150964203), (161, 124709559), (183, 109717153), (217, 92526447), (247, 81288417), (267, 75199397), (273, 73546663), (299, 67151301), (399, 50321401), (403, 49821933), (427, 47021637), (437, 45945627), (483, 41569853), (589, 34088691), (623, 32228313), (651, 30842149), (713, 28160223), (741, 27096139), (793, 25319343), (897, 22383767), (1157, 17353707), (1159, 17323761), (1209, 16607311), (1281, 15673879), (1311, 15315209), (1403, 14310933), (1691, 11873589), (1729, 11612631), (1767, 11362897), (1869, 10742771), (1891, 10617789), (2047, 9808617), (2093, 9593043), (2139, 9386741), (2379, 8439781), (2759, 7277361), (2821, 7117419), (3059, 6563661), (3471, 5784569), (3477, 5774587), (4123, 4869813), (4209, 4770311), (4991, 4022889), (5073, 3957863), (5187, 3870877), (5429, 3698331), (5551, 3617049), (5673, 3539263), (5681, 3534279), (6141, 3269539), (6279, 3197681), (7657, 2622207), (8099, 2479101), (8113, 2474823), (8277, 2425787), (8463, 2372473), (9177, 2187887), (9269, 2166171), (9821, 2044419), (11837, 1696227), (12369, 1623271), (13237, 1516827), (13547, 1482117), (14329, 1401231), (14973, 1340963), (15067, 1332597), (16287, 1232777), (16653, 1205683), (17043, 1178093), (18239, 1100841), (19313, 1039623), (21983, 913353), (22971, 874069), (24297, 826367), (24339, 824941), (24583, 816753), (26611, 754509), (26657, 753207), (27807, 722057), (29463, 681473), (35511, 565409), (35867, 559797), (35929, 558831), (38003, 528333), (38893, 516243), (39711, 505609), (39767, 504897), (40641, 494039), (42987, 467077), (43493, 461643), (45201, 444199), (52421, 383019), (53599, 374601), (54717, 366947), (57939, 346541), (63457, 316407), (64883, 309453), (65949, 304451), (70577, 284487), (73749, 272251), (79833, 251503), (79971, 251069), (94829, 211731), (103151, 194649), (105469, 190371), (107601, 186599), (107787, 186277), (114009, 176111), (116679, 172081), (119301, 168299), (124867, 160797), (127673, 157263), (130479, 153881)]