71781528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1429}}^1$

素因数の和:1481

約数の個数: 128

約数和(自身を含む): 230630400

約数和(自身を除く): 158848872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 46, 52, 56, 69, 78, 84, 91, 92, 104, 138, 156, 161, 168, 182, 184, 273, 276, 299, 312, 322, 364, 483, 546, 552, 598, 644, 728, 897, 966, 1092, 1196, 1288, 1429, 1794, 1932, 2093, 2184, 2392, 2858, 3588, 3864, 4186, 4287, 5716, 6279, 7176, 8372, 8574, 10003, 11432, 12558, 16744, 17148, 18577, 20006, 25116, 30009, 32867, 34296, 37154, 40012, 50232, 55731, 60018, 65734, 74308, 80024, 98601, 111462, 120036, 130039, 131468, 148616, 197202, 222924, 230069, 240072, 260078, 262936, 390117, 394404, 427271, 445848, 460138, 520156, 690207, 780234, 788808, 854542, 920276, 1040312, 1281813, 1380414, 1560468, 1709084, 1840552, 2563626, 2760828, 2990897, 3120936, 3418168, 5127252, 5521656, 5981794, 8972691, 10254504, 11963588, 17945382, 23927176, 35890764, 71781528]

約数ペア:

[(1, 71781528), (2, 35890764), (3, 23927176), (4, 17945382), (6, 11963588), (7, 10254504), (8, 8972691), (12, 5981794), (13, 5521656), (14, 5127252), (21, 3418168), (23, 3120936), (24, 2990897), (26, 2760828), (28, 2563626), (39, 1840552), (42, 1709084), (46, 1560468), (52, 1380414), (56, 1281813), (69, 1040312), (78, 920276), (84, 854542), (91, 788808), (92, 780234), (104, 690207), (138, 520156), (156, 460138), (161, 445848), (168, 427271), (182, 394404), (184, 390117), (273, 262936), (276, 260078), (299, 240072), (312, 230069), (322, 222924), (364, 197202), (483, 148616), (546, 131468), (552, 130039), (598, 120036), (644, 111462), (728, 98601), (897, 80024), (966, 74308), (1092, 65734), (1196, 60018), (1288, 55731), (1429, 50232), (1794, 40012), (1932, 37154), (2093, 34296), (2184, 32867), (2392, 30009), (2858, 25116), (3588, 20006), (3864, 18577), (4186, 17148), (4287, 16744), (5716, 12558), (6279, 11432), (7176, 10003), (8372, 8574)]