254073190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 533744640

約数和(自身を除く): 279671450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 131, 206, 262, 269, 515, 538, 655, 721, 917, 1030, 1310, 1345, 1442, 1834, 1883, 2690, 3605, 3766, 4585, 7210, 9170, 9415, 13493, 18830, 26986, 27707, 35239, 55414, 67465, 70478, 94451, 134930, 138535, 176195, 188902, 193949, 246673, 277070, 352390, 387898, 472255, 493346, 944510, 969745, 1233365, 1939490, 2466730, 3629617, 7259234, 18148085, 25407319, 36296170, 50814638, 127036595, 254073190]

約数ペア:

[(1, 254073190), (2, 127036595), (5, 50814638), (7, 36296170), (10, 25407319), (14, 18148085), (35, 7259234), (70, 3629617), (103, 2466730), (131, 1939490), (206, 1233365), (262, 969745), (269, 944510), (515, 493346), (538, 472255), (655, 387898), (721, 352390), (917, 277070), (1030, 246673), (1310, 193949), (1345, 188902), (1442, 176195), (1834, 138535), (1883, 134930), (2690, 94451), (3605, 70478), (3766, 67465), (4585, 55414), (7210, 35239), (9170, 27707), (9415, 26986), (13493, 18830)]