15697939980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1882247}}^1$

素因数の和:1882398

約数の個数: 48

約数和(自身を含む): 44270472960

約数和(自身を除く): 28572532980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 1882247, 3764494, 5646741, 7528988, 9411235, 11293482, 18822470, 22586964, 28233705, 37644940, 56467410, 112934820, 261632333, 523264666, 784896999, 1046529332, 1308161665, 1569793998, 2616323330, 3139587996, 3924484995, 5232646660, 7848969990, 15697939980]

約数ペア:

[(1, 15697939980), (2, 7848969990), (3, 5232646660), (4, 3924484995), (5, 3139587996), (6, 2616323330), (10, 1569793998), (12, 1308161665), (15, 1046529332), (20, 784896999), (30, 523264666), (60, 261632333), (139, 112934820), (278, 56467410), (417, 37644940), (556, 28233705), (695, 22586964), (834, 18822470), (1390, 11293482), (1668, 9411235), (2085, 7528988), (2780, 5646741), (4170, 3764494), (8340, 1882247)]