855176168

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2431

約数の個数: 128

約数和(自身を含む): 2173132800

約数和(自身を除く): 1317956632

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 209, 217, 248, 266, 308, 341, 418, 434, 532, 589, 616, 682, 836, 868, 1064, 1178, 1364, 1463, 1672, 1736, 2356, 2357, 2387, 2728, 2926, 4123, 4712, 4714, 4774, 5852, 6479, 8246, 9428, 9548, 11704, 12958, 16492, 16499, 18856, 19096, 25916, 25927, 32984, 32998, 44783, 45353, 51832, 51854, 65996, 73067, 89566, 90706, 103708, 131992, 146134, 179132, 181412, 181489, 207416, 292268, 313481, 358264, 362824, 362978, 492613, 511469, 584536, 626962, 725956, 803737, 985226, 1022938, 1253924, 1388273, 1451912, 1607474, 1970452, 2045876, 2507848, 2776546, 3214948, 3448291, 3940904, 4091752, 5553092, 5626159, 6429896, 6896582, 9717911, 11106184, 11252318, 13793164, 15271003, 19435822, 22504636, 27586328, 30542006, 38871644, 45009272, 61084012, 77743288, 106897021, 122168024, 213794042, 427588084, 855176168]

約数ペア:

[(1, 855176168), (2, 427588084), (4, 213794042), (7, 122168024), (8, 106897021), (11, 77743288), (14, 61084012), (19, 45009272), (22, 38871644), (28, 30542006), (31, 27586328), (38, 22504636), (44, 19435822), (56, 15271003), (62, 13793164), (76, 11252318), (77, 11106184), (88, 9717911), (124, 6896582), (133, 6429896), (152, 5626159), (154, 5553092), (209, 4091752), (217, 3940904), (248, 3448291), (266, 3214948), (308, 2776546), (341, 2507848), (418, 2045876), (434, 1970452), (532, 1607474), (589, 1451912), (616, 1388273), (682, 1253924), (836, 1022938), (868, 985226), (1064, 803737), (1178, 725956), (1364, 626962), (1463, 584536), (1672, 511469), (1736, 492613), (2356, 362978), (2357, 362824), (2387, 358264), (2728, 313481), (2926, 292268), (4123, 207416), (4712, 181489), (4714, 181412), (4774, 179132), (5852, 146134), (6479, 131992), (8246, 103708), (9428, 90706), (9548, 89566), (11704, 73067), (12958, 65996), (16492, 51854), (16499, 51832), (18856, 45353), (19096, 44783), (25916, 32998), (25927, 32984)]