20806865310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{59651}}^1$

素因数の和:59830

約数の個数: 128

約数和(自身を含む): 62671822848

約数和(自身を除く): 41864957538

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 151, 154, 165, 210, 231, 302, 330, 385, 453, 462, 755, 770, 906, 1057, 1155, 1510, 1661, 2114, 2265, 2310, 3171, 3322, 4530, 4983, 5285, 6342, 8305, 9966, 10570, 11627, 15855, 16610, 23254, 24915, 31710, 34881, 49830, 58135, 59651, 69762, 116270, 119302, 174405, 178953, 298255, 348810, 357906, 417557, 596510, 656161, 835114, 894765, 1252671, 1312322, 1789530, 1968483, 2087785, 2505342, 3280805, 3936966, 4175570, 4593127, 6263355, 6561610, 9007301, 9186254, 9842415, 12526710, 13779381, 18014602, 19684830, 22965635, 27021903, 27558762, 45036505, 45931270, 54043806, 63051107, 68896905, 90073010, 99080311, 126102214, 135109515, 137793810, 189153321, 198160622, 270219030, 297240933, 315255535, 378306642, 495401555, 594481866, 630511070, 693562177, 945766605, 990803110, 1387124354, 1486204665, 1891533210, 2080686531, 2972409330, 3467810885, 4161373062, 6935621770, 10403432655, 20806865310]

約数ペア:

[(1, 20806865310), (2, 10403432655), (3, 6935621770), (5, 4161373062), (6, 3467810885), (7, 2972409330), (10, 2080686531), (11, 1891533210), (14, 1486204665), (15, 1387124354), (21, 990803110), (22, 945766605), (30, 693562177), (33, 630511070), (35, 594481866), (42, 495401555), (55, 378306642), (66, 315255535), (70, 297240933), (77, 270219030), (105, 198160622), (110, 189153321), (151, 137793810), (154, 135109515), (165, 126102214), (210, 99080311), (231, 90073010), (302, 68896905), (330, 63051107), (385, 54043806), (453, 45931270), (462, 45036505), (755, 27558762), (770, 27021903), (906, 22965635), (1057, 19684830), (1155, 18014602), (1510, 13779381), (1661, 12526710), (2114, 9842415), (2265, 9186254), (2310, 9007301), (3171, 6561610), (3322, 6263355), (4530, 4593127), (4983, 4175570), (5285, 3936966), (6342, 3280805), (8305, 2505342), (9966, 2087785), (10570, 1968483), (11627, 1789530), (15855, 1312322), (16610, 1252671), (23254, 894765), (24915, 835114), (31710, 656161), (34881, 596510), (49830, 417557), (58135, 357906), (59651, 348810), (69762, 298255), (116270, 178953), (119302, 174405)]