80963960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 230307840

約数和(自身を除く): 149343880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 97, 110, 140, 154, 194, 220, 271, 280, 308, 385, 388, 440, 485, 542, 616, 679, 770, 776, 970, 1067, 1084, 1355, 1358, 1540, 1897, 1940, 2134, 2168, 2710, 2716, 2981, 3080, 3395, 3794, 3880, 4268, 5335, 5420, 5432, 5962, 6790, 7469, 7588, 8536, 9485, 10670, 10840, 11924, 13580, 14905, 14938, 15176, 18970, 20867, 21340, 23848, 26287, 27160, 29810, 29876, 37345, 37940, 41734, 42680, 52574, 59620, 59752, 74690, 75880, 83468, 104335, 105148, 119240, 131435, 149380, 166936, 184009, 208670, 210296, 262870, 289157, 298760, 368018, 417340, 525740, 578314, 736036, 834680, 920045, 1051480, 1156628, 1445785, 1472072, 1840090, 2024099, 2313256, 2891570, 3680180, 4048198, 5783140, 7360360, 8096396, 10120495, 11566280, 16192792, 20240990, 40481980, 80963960]

約数ペア:

[(1, 80963960), (2, 40481980), (4, 20240990), (5, 16192792), (7, 11566280), (8, 10120495), (10, 8096396), (11, 7360360), (14, 5783140), (20, 4048198), (22, 3680180), (28, 2891570), (35, 2313256), (40, 2024099), (44, 1840090), (55, 1472072), (56, 1445785), (70, 1156628), (77, 1051480), (88, 920045), (97, 834680), (110, 736036), (140, 578314), (154, 525740), (194, 417340), (220, 368018), (271, 298760), (280, 289157), (308, 262870), (385, 210296), (388, 208670), (440, 184009), (485, 166936), (542, 149380), (616, 131435), (679, 119240), (770, 105148), (776, 104335), (970, 83468), (1067, 75880), (1084, 74690), (1355, 59752), (1358, 59620), (1540, 52574), (1897, 42680), (1940, 41734), (2134, 37940), (2168, 37345), (2710, 29876), (2716, 29810), (2981, 27160), (3080, 26287), (3395, 23848), (3794, 21340), (3880, 20867), (4268, 18970), (5335, 15176), (5420, 14938), (5432, 14905), (5962, 13580), (6790, 11924), (7469, 10840), (7588, 10670), (8536, 9485)]