15295840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1951}}^1$

素因数の和:1980

約数の個数: 72

約数和(自身を含む): 42057792

約数和(自身を除く): 26761952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1951, 1960, 3902, 3920, 7804, 7840, 9755, 13657, 15608, 19510, 27314, 31216, 39020, 54628, 62432, 68285, 78040, 95599, 109256, 136570, 156080, 191198, 218512, 273140, 312160, 382396, 437024, 477995, 546280, 764792, 955990, 1092560, 1529584, 1911980, 2185120, 3059168, 3823960, 7647920, 15295840]

約数ペア:

[(1, 15295840), (2, 7647920), (4, 3823960), (5, 3059168), (7, 2185120), (8, 1911980), (10, 1529584), (14, 1092560), (16, 955990), (20, 764792), (28, 546280), (32, 477995), (35, 437024), (40, 382396), (49, 312160), (56, 273140), (70, 218512), (80, 191198), (98, 156080), (112, 136570), (140, 109256), (160, 95599), (196, 78040), (224, 68285), (245, 62432), (280, 54628), (392, 39020), (490, 31216), (560, 27314), (784, 19510), (980, 15608), (1120, 13657), (1568, 9755), (1951, 7840), (1960, 7804), (3902, 3920)]