689030808

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{20347}}^1$

素因数の和:20456

約数の個数: 64

約数和(自身を含む): 1845970560

約数和(自身を除く): 1156939752

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 83, 102, 136, 166, 204, 249, 332, 408, 498, 664, 996, 1411, 1992, 2822, 4233, 5644, 8466, 11288, 16932, 20347, 33864, 40694, 61041, 81388, 122082, 162776, 244164, 345899, 488328, 691798, 1037697, 1383596, 1688801, 2075394, 2767192, 3377602, 4150788, 5066403, 6755204, 8301576, 10132806, 13510408, 20265612, 28709617, 40531224, 57419234, 86128851, 114838468, 172257702, 229676936, 344515404, 689030808]

約数ペア:

[(1, 689030808), (2, 344515404), (3, 229676936), (4, 172257702), (6, 114838468), (8, 86128851), (12, 57419234), (17, 40531224), (24, 28709617), (34, 20265612), (51, 13510408), (68, 10132806), (83, 8301576), (102, 6755204), (136, 5066403), (166, 4150788), (204, 3377602), (249, 2767192), (332, 2075394), (408, 1688801), (498, 1383596), (664, 1037697), (996, 691798), (1411, 488328), (1992, 345899), (2822, 244164), (4233, 162776), (5644, 122082), (8466, 81388), (11288, 61041), (16932, 40694), (20347, 33864)]