20152352451

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 38032588800

約数和(自身を除く): 17880236349

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 49, 57, 69, 77, 79, 133, 147, 161, 209, 231, 237, 253, 361, 399, 437, 483, 539, 553, 627, 759, 869, 931, 1083, 1127, 1311, 1463, 1501, 1617, 1659, 1771, 1817, 2527, 2607, 2793, 3059, 3381, 3871, 3971, 4389, 4503, 4807, 5313, 5451, 6083, 6859, 7581, 8303, 9177, 10241, 10507, 11613, 11913, 12397, 12719, 14421, 16511, 17689, 18249, 19987, 20577, 21413, 24909, 27797, 28519, 30723, 31521, 33649, 34523, 37191, 38157, 42581, 48013, 49533, 53067, 58121, 59961, 64239, 73549, 75449, 83391, 85557, 89033, 91333, 100947, 103569, 115577, 127743, 139909, 144039, 157757, 174363, 194579, 199633, 220647, 226347, 235543, 241661, 267099, 273999, 313709, 336091, 346731, 379753, 406847, 419727, 473271, 528143, 541861, 583737, 598899, 639331, 655937, 706629, 724983, 809039, 941127, 979363, 1008273, 1104299, 1139259, 1220541, 1397431, 1584429, 1625583, 1691627, 1735327, 1917993, 1967811, 2195963, 2427117, 2658271, 2938089, 3312897, 3697001, 3793027, 4192293, 4475317, 4591559, 5074881, 5205981, 5960471, 6587889, 7215307, 7730093, 7974813, 11091003, 11379081, 12147289, 12462803, 13425951, 13774677, 15371741, 17881413, 18607897, 21645921, 23190279, 26551189, 32140913, 36441867, 37388409, 41723297, 46115223, 50507149, 55823691, 79653567, 85031023, 87239621, 96422739, 125169891, 137090833, 151521447, 255093069, 261718863, 292063079, 353550043, 411272499, 610677347, 876189237, 959635831, 1060650129, 1832032041, 2878907493, 6717450817, 20152352451]

約数ペア:

[(1, 20152352451), (3, 6717450817), (7, 2878907493), (11, 1832032041), (19, 1060650129), (21, 959635831), (23, 876189237), (33, 610677347), (49, 411272499), (57, 353550043), (69, 292063079), (77, 261718863), (79, 255093069), (133, 151521447), (147, 137090833), (161, 125169891), (209, 96422739), (231, 87239621), (237, 85031023), (253, 79653567), (361, 55823691), (399, 50507149), (437, 46115223), (483, 41723297), (539, 37388409), (553, 36441867), (627, 32140913), (759, 26551189), (869, 23190279), (931, 21645921), (1083, 18607897), (1127, 17881413), (1311, 15371741), (1463, 13774677), (1501, 13425951), (1617, 12462803), (1659, 12147289), (1771, 11379081), (1817, 11091003), (2527, 7974813), (2607, 7730093), (2793, 7215307), (3059, 6587889), (3381, 5960471), (3871, 5205981), (3971, 5074881), (4389, 4591559), (4503, 4475317), (4807, 4192293), (5313, 3793027), (5451, 3697001), (6083, 3312897), (6859, 2938089), (7581, 2658271), (8303, 2427117), (9177, 2195963), (10241, 1967811), (10507, 1917993), (11613, 1735327), (11913, 1691627), (12397, 1625583), (12719, 1584429), (14421, 1397431), (16511, 1220541), (17689, 1139259), (18249, 1104299), (19987, 1008273), (20577, 979363), (21413, 941127), (24909, 809039), (27797, 724983), (28519, 706629), (30723, 655937), (31521, 639331), (33649, 598899), (34523, 583737), (37191, 541861), (38157, 528143), (42581, 473271), (48013, 419727), (49533, 406847), (53067, 379753), (58121, 346731), (59961, 336091), (64239, 313709), (73549, 273999), (75449, 267099), (83391, 241661), (85557, 235543), (89033, 226347), (91333, 220647), (100947, 199633), (103569, 194579), (115577, 174363), (127743, 157757), (139909, 144039)]