15118728

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 40176000

約数和(自身を除く): 25057272

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 61, 69, 92, 122, 138, 183, 184, 244, 276, 366, 449, 488, 552, 732, 898, 1347, 1403, 1464, 1796, 2694, 2806, 3592, 4209, 5388, 5612, 8418, 10327, 10776, 11224, 16836, 20654, 27389, 30981, 33672, 41308, 54778, 61962, 82167, 82616, 109556, 123924, 164334, 219112, 247848, 328668, 629947, 657336, 1259894, 1889841, 2519788, 3779682, 5039576, 7559364, 15118728]

約数ペア:

[(1, 15118728), (2, 7559364), (3, 5039576), (4, 3779682), (6, 2519788), (8, 1889841), (12, 1259894), (23, 657336), (24, 629947), (46, 328668), (61, 247848), (69, 219112), (92, 164334), (122, 123924), (138, 109556), (183, 82616), (184, 82167), (244, 61962), (276, 54778), (366, 41308), (449, 33672), (488, 30981), (552, 27389), (732, 20654), (898, 16836), (1347, 11224), (1403, 10776), (1464, 10327), (1796, 8418), (2694, 5612), (2806, 5388), (3592, 4209)]