128481174

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 318504960

約数和(自身を除く): 190023786

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 47, 54, 62, 69, 71, 93, 94, 138, 141, 142, 186, 207, 213, 279, 282, 414, 423, 426, 558, 621, 639, 713, 837, 846, 1081, 1242, 1269, 1278, 1426, 1457, 1633, 1674, 1917, 2139, 2162, 2201, 2538, 2914, 3243, 3266, 3337, 3834, 4278, 4371, 4402, 4899, 6417, 6486, 6603, 6674, 8742, 9729, 9798, 10011, 12834, 13113, 13206, 14697, 19251, 19458, 19809, 20022, 26226, 29187, 29394, 30033, 33511, 38502, 39339, 39618, 44091, 50623, 58374, 59427, 60066, 67022, 76751, 78678, 88182, 90099, 100533, 101246, 103447, 118854, 151869, 153502, 180198, 201066, 206894, 230253, 301599, 303738, 310341, 455607, 460506, 603198, 620682, 690759, 904797, 911214, 931023, 1366821, 1381518, 1809594, 1862046, 2072277, 2379281, 2733642, 2793069, 4144554, 4758562, 5586138, 7137843, 14275686, 21413529, 42827058, 64240587, 128481174]

約数ペア:

[(1, 128481174), (2, 64240587), (3, 42827058), (6, 21413529), (9, 14275686), (18, 7137843), (23, 5586138), (27, 4758562), (31, 4144554), (46, 2793069), (47, 2733642), (54, 2379281), (62, 2072277), (69, 1862046), (71, 1809594), (93, 1381518), (94, 1366821), (138, 931023), (141, 911214), (142, 904797), (186, 690759), (207, 620682), (213, 603198), (279, 460506), (282, 455607), (414, 310341), (423, 303738), (426, 301599), (558, 230253), (621, 206894), (639, 201066), (713, 180198), (837, 153502), (846, 151869), (1081, 118854), (1242, 103447), (1269, 101246), (1278, 100533), (1426, 90099), (1457, 88182), (1633, 78678), (1674, 76751), (1917, 67022), (2139, 60066), (2162, 59427), (2201, 58374), (2538, 50623), (2914, 44091), (3243, 39618), (3266, 39339), (3337, 38502), (3834, 33511), (4278, 30033), (4371, 29394), (4402, 29187), (4899, 26226), (6417, 20022), (6486, 19809), (6603, 19458), (6674, 19251), (8742, 14697), (9729, 13206), (9798, 13113), (10011, 12834)]