163892848

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 394394400

約数和(自身を除く): 230501552

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 61, 92, 98, 112, 122, 149, 161, 184, 196, 244, 298, 322, 368, 392, 427, 488, 596, 644, 784, 854, 976, 1043, 1127, 1192, 1288, 1403, 1708, 2086, 2254, 2384, 2576, 2806, 2989, 3416, 3427, 4172, 4508, 5612, 5978, 6832, 6854, 7301, 8344, 9016, 9089, 9821, 11224, 11956, 13708, 14602, 16688, 18032, 18178, 19642, 22448, 23912, 23989, 27416, 29204, 36356, 39284, 47824, 47978, 54832, 58408, 63623, 68747, 72712, 78568, 95956, 116816, 127246, 137494, 145424, 157136, 167923, 191912, 209047, 254492, 274988, 335846, 383824, 418094, 445361, 508984, 549976, 671692, 836188, 890722, 1017968, 1099952, 1343384, 1463329, 1672376, 1781444, 2686768, 2926658, 3344752, 3562888, 5853316, 7125776, 10243303, 11706632, 20486606, 23413264, 40973212, 81946424, 163892848]

約数ペア:

[(1, 163892848), (2, 81946424), (4, 40973212), (7, 23413264), (8, 20486606), (14, 11706632), (16, 10243303), (23, 7125776), (28, 5853316), (46, 3562888), (49, 3344752), (56, 2926658), (61, 2686768), (92, 1781444), (98, 1672376), (112, 1463329), (122, 1343384), (149, 1099952), (161, 1017968), (184, 890722), (196, 836188), (244, 671692), (298, 549976), (322, 508984), (368, 445361), (392, 418094), (427, 383824), (488, 335846), (596, 274988), (644, 254492), (784, 209047), (854, 191912), (976, 167923), (1043, 157136), (1127, 145424), (1192, 137494), (1288, 127246), (1403, 116816), (1708, 95956), (2086, 78568), (2254, 72712), (2384, 68747), (2576, 63623), (2806, 58408), (2989, 54832), (3416, 47978), (3427, 47824), (4172, 39284), (4508, 36356), (5612, 29204), (5978, 27416), (6832, 23989), (6854, 23912), (7301, 22448), (8344, 19642), (9016, 18178), (9089, 18032), (9821, 16688), (11224, 14602), (11956, 13708)]