664201720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{182473}}^1$

素因数の和:182504

約数の個数: 64

約数和(自身を含む): 1839337920

約数和(自身を除く): 1175136200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 182473, 364946, 729892, 912365, 1277311, 1459784, 1824730, 2372149, 2554622, 3649460, 4744298, 5109244, 6386555, 7298920, 9488596, 10218488, 11860745, 12773110, 16605043, 18977192, 23721490, 25546220, 33210086, 47442980, 51092440, 66420172, 83025215, 94885960, 132840344, 166050430, 332100860, 664201720]

約数ペア:

[(1, 664201720), (2, 332100860), (4, 166050430), (5, 132840344), (7, 94885960), (8, 83025215), (10, 66420172), (13, 51092440), (14, 47442980), (20, 33210086), (26, 25546220), (28, 23721490), (35, 18977192), (40, 16605043), (52, 12773110), (56, 11860745), (65, 10218488), (70, 9488596), (91, 7298920), (104, 6386555), (130, 5109244), (140, 4744298), (182, 3649460), (260, 2554622), (280, 2372149), (364, 1824730), (455, 1459784), (520, 1277311), (728, 912365), (910, 729892), (1820, 364946), (3640, 182473)]