1260440181

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 2649104640

約数和(自身を除く): 1388664459

約数列:

[1, 3, 7, 9, 11, 13, 21, 23, 33, 39, 49, 63, 69, 77, 79, 91, 99, 117, 121, 143, 147, 161, 207, 231, 237, 253, 273, 299, 363, 429, 441, 483, 539, 553, 637, 693, 711, 759, 819, 847, 869, 897, 1001, 1027, 1089, 1127, 1287, 1449, 1573, 1617, 1659, 1771, 1817, 1911, 2093, 2277, 2541, 2607, 2691, 2783, 3003, 3081, 3289, 3381, 3871, 4719, 4851, 4977, 5313, 5451, 5733, 5929, 6083, 6279, 7007, 7189, 7623, 7821, 8349, 9009, 9243, 9559, 9867, 10143, 11011, 11297, 11613, 12397, 12719, 14157, 14651, 15939, 16353, 17787, 18249, 18837, 19481, 19987, 21021, 21567, 23023, 23621, 25047, 28677, 29601, 33033, 33891, 34839, 36179, 37191, 38157, 42581, 43953, 50323, 53361, 54747, 58443, 59961, 63063, 64701, 66913, 69069, 70863, 77077, 79079, 86031, 89033, 99099, 101673, 108537, 111573, 114471, 124267, 127743, 131859, 136367, 139909, 150969, 161161, 165347, 175329, 179883, 200739, 207207, 212589, 219857, 231231, 237237, 253253, 259831, 267099, 325611, 372801, 383229, 409101, 419727, 452907, 468391, 483483, 496041, 553553, 602217, 659571, 693693, 711711, 759759, 779493, 801297, 869869, 979363, 1118403, 1157429, 1227303, 1259181, 1405173, 1450449, 1488123, 1538999, 1660659, 1772771, 1818817, 1978713, 2279277, 2338479, 2609607, 2858141, 2938089, 3472287, 4215519, 4616997, 4981977, 5318313, 5456451, 6089083, 7828821, 8574423, 8814267, 10416861, 10772993, 12731719, 13850991, 15954939, 16369353, 18267249, 20006987, 25723269, 32318979, 38195157, 54801747, 60020961, 96956937, 114585471, 140048909, 180062883, 420146727, 1260440181]

約数ペア:

[(1, 1260440181), (3, 420146727), (7, 180062883), (9, 140048909), (11, 114585471), (13, 96956937), (21, 60020961), (23, 54801747), (33, 38195157), (39, 32318979), (49, 25723269), (63, 20006987), (69, 18267249), (77, 16369353), (79, 15954939), (91, 13850991), (99, 12731719), (117, 10772993), (121, 10416861), (143, 8814267), (147, 8574423), (161, 7828821), (207, 6089083), (231, 5456451), (237, 5318313), (253, 4981977), (273, 4616997), (299, 4215519), (363, 3472287), (429, 2938089), (441, 2858141), (483, 2609607), (539, 2338479), (553, 2279277), (637, 1978713), (693, 1818817), (711, 1772771), (759, 1660659), (819, 1538999), (847, 1488123), (869, 1450449), (897, 1405173), (1001, 1259181), (1027, 1227303), (1089, 1157429), (1127, 1118403), (1287, 979363), (1449, 869869), (1573, 801297), (1617, 779493), (1659, 759759), (1771, 711711), (1817, 693693), (1911, 659571), (2093, 602217), (2277, 553553), (2541, 496041), (2607, 483483), (2691, 468391), (2783, 452907), (3003, 419727), (3081, 409101), (3289, 383229), (3381, 372801), (3871, 325611), (4719, 267099), (4851, 259831), (4977, 253253), (5313, 237237), (5451, 231231), (5733, 219857), (5929, 212589), (6083, 207207), (6279, 200739), (7007, 179883), (7189, 175329), (7623, 165347), (7821, 161161), (8349, 150969), (9009, 139909), (9243, 136367), (9559, 131859), (9867, 127743), (10143, 124267), (11011, 114471), (11297, 111573), (11613, 108537), (12397, 101673), (12719, 99099), (14157, 89033), (14651, 86031), (15939, 79079), (16353, 77077), (17787, 70863), (18249, 69069), (18837, 66913), (19481, 64701), (19987, 63063), (21021, 59961), (21567, 58443), (23023, 54747), (23621, 53361), (25047, 50323), (28677, 43953), (29601, 42581), (33033, 38157), (33891, 37191), (34839, 36179)]