131630240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:790

約数の個数: 96

約数和(自身を含む): 357727104

約数和(自身を除く): 226096864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 211, 224, 280, 422, 557, 560, 844, 1055, 1114, 1120, 1477, 1688, 2110, 2228, 2785, 2954, 3376, 3899, 4220, 4456, 5570, 5908, 6752, 7385, 7798, 8440, 8912, 11140, 11816, 14770, 15596, 16880, 17824, 19495, 22280, 23632, 29540, 31192, 33760, 38990, 44560, 47264, 59080, 62384, 77980, 89120, 117527, 118160, 124768, 155960, 235054, 236320, 311920, 470108, 587635, 623840, 822689, 940216, 1175270, 1645378, 1880432, 2350540, 3290756, 3760864, 4113445, 4701080, 6581512, 8226890, 9402160, 13163024, 16453780, 18804320, 26326048, 32907560, 65815120, 131630240]

約数ペア:

[(1, 131630240), (2, 65815120), (4, 32907560), (5, 26326048), (7, 18804320), (8, 16453780), (10, 13163024), (14, 9402160), (16, 8226890), (20, 6581512), (28, 4701080), (32, 4113445), (35, 3760864), (40, 3290756), (56, 2350540), (70, 1880432), (80, 1645378), (112, 1175270), (140, 940216), (160, 822689), (211, 623840), (224, 587635), (280, 470108), (422, 311920), (557, 236320), (560, 235054), (844, 155960), (1055, 124768), (1114, 118160), (1120, 117527), (1477, 89120), (1688, 77980), (2110, 62384), (2228, 59080), (2785, 47264), (2954, 44560), (3376, 38990), (3899, 33760), (4220, 31192), (4456, 29540), (5570, 23632), (5908, 22280), (6752, 19495), (7385, 17824), (7798, 16880), (8440, 15596), (8912, 14770), (11140, 11816)]