642762876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{751}}^1$

素因数の和:1231

約数の個数: 96

約数和(自身を含む): 1794981888

約数和(自身を除く): 1152219012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 443, 483, 644, 751, 886, 966, 1329, 1502, 1772, 1932, 2253, 2658, 3004, 3101, 4506, 5257, 5316, 6202, 9012, 9303, 10189, 10514, 12404, 15771, 17273, 18606, 20378, 21028, 30567, 31542, 34546, 37212, 40756, 51819, 61134, 63084, 69092, 71323, 103638, 120911, 122268, 142646, 207276, 213969, 241822, 285292, 332693, 362733, 427938, 483644, 665386, 725466, 855876, 998079, 1330772, 1450932, 1996158, 2328851, 3992316, 4657702, 6986553, 7651939, 9315404, 13973106, 15303878, 22955817, 27946212, 30607756, 45911634, 53563573, 91823268, 107127146, 160690719, 214254292, 321381438, 642762876]

約数ペア:

[(1, 642762876), (2, 321381438), (3, 214254292), (4, 160690719), (6, 107127146), (7, 91823268), (12, 53563573), (14, 45911634), (21, 30607756), (23, 27946212), (28, 22955817), (42, 15303878), (46, 13973106), (69, 9315404), (84, 7651939), (92, 6986553), (138, 4657702), (161, 3992316), (276, 2328851), (322, 1996158), (443, 1450932), (483, 1330772), (644, 998079), (751, 855876), (886, 725466), (966, 665386), (1329, 483644), (1502, 427938), (1772, 362733), (1932, 332693), (2253, 285292), (2658, 241822), (3004, 213969), (3101, 207276), (4506, 142646), (5257, 122268), (5316, 120911), (6202, 103638), (9012, 71323), (9303, 69092), (10189, 63084), (10514, 61134), (12404, 51819), (15771, 40756), (17273, 37212), (18606, 34546), (20378, 31542), (21028, 30567)]